![齿轮](https://photo-cdn2.icons8.com/i9Q-0-rmypHzxSD1tdBokzH7rwZyc462V1yr58q8zl8/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi82MGRlOWU1OTUz/ZWY0NTFiYjRiMjU5/Mzk1ZTY5ZjQwNy5q/cGc.jpg)
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齿轮
![隧道中的汽车](https://photo-cdn2.icons8.com/KoI_S3JUrqPrgGXLwauD_U_oHIb2sjV2P4l8hJrtVkY/rs:fit:288:165/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi9mYWI2ZjUwYWFi/ZTA0ZWI4YjNhY2Vi/YmQ3YjkwNDNjZi5q/cGc.jpg)
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隧道中的汽车
![白色建筑物](https://photo-cdn2.icons8.com/ylMbvAl3OORSIFtU6FW3Zk9b_unf0kwh2uj32eC223M/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvODcvOWY4M2Vk/ZmEtMGEyZC00MTcz/LWJmZGEtYzRkMTMx/MGY1Mjc3LmpwZw.jpg)
白色建筑物
![Abstract](https://photo-cdn2.icons8.com/Qmfha1PQ8O2OWvp4JWuaPIGzTkoB0DGrcb3T-sAhScU/rs:fit:288:216/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi8zZjFlYTU4MDJj/OTk0ZDlmODFiZWZl/ZDdmYjJmYjdjZC5q/cGc.jpg)
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Abstract
![压碎墙壁以获得最佳结果](https://photo-cdn2.icons8.com/0ZRjkLT71ej0UfjC7rt2ZgD6iCFaFMfUpjKU1Xbzrcc/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTUwLzVkZGVi/ZjU1LTRhZjktNDZl/OS1hNWI2LTM2ZmVi/NzA4ZjBhYi5qcGc.jpg)
压碎墙壁以获得最佳结果
![A man and a woman in a construction worker uniform](https://photo-cdn2.icons8.com/tl9IDAWtEwcUBbtD69_52LkNxUJ_9lwQ40IlKA-5qQQ/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTcyL2ViM2M1/YjgyLWQyMDMtNDQw/NS1iYzBiLTQ0ZDNj/ZWEyZTdhMC5qcGc.jpg)
A man and a woman in a construction worker uniform
![性质](https://photo-cdn2.icons8.com/X-suZ7KZ4tVJtnn5nbQX5g_q3I2NXPT4OV6u4jfGjaA/rs:fit:288:191/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi82OTAxNTg0YjI2/NmE0Yjk2YTI4NGJj/ODcyMDI3MDljYy5q/cGc.jpg)
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性质
![性质](https://photo-cdn2.icons8.com/ylnAEnNCHWxPT-RH2e8O6P4Rvl2wccB24Uqhrthz2gM/rs:fit:288:191/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi9kMjRjNGEwNjNl/ZTk0ZDIzODU2MTM3/Y2Q5MWVkZWMzOS5q/cGc.jpg)
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性质
![丰满的蒙面女人站在仓库里,拿着防护头盔](https://photo-cdn2.icons8.com/PxxnqIloFdP70ngmI5HzMdaErgGA7Cw4_WcfGcI_DYg/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMzAxLzBmMzc3/NWI4LTEyYjgtNGZk/OC05MTAzLWYzZTI0/YTkzNjBkNy5qcGc.jpg)
丰满的蒙面女人站在仓库里,拿着防护头盔
![两位工程师讨论施工计划](https://photo-cdn2.icons8.com/q_EG9akxtayvJK01K7S5b4_aYlVWzNJg3EVxiwCwf_w/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMzg5LzFiNDBi/ZDg2LWUwMTQtNDA3/Ny04NDRlLTQ2ZDU0/OGY1NmZjMy5qcGc.jpg)
两位工程师讨论施工计划
![男人和女人握手](https://photo-cdn2.icons8.com/7vcoGxciLJ2xsPYLVnC2qQ9SSgFeXBXFC6tkpxrXUGE/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjM1LzI3ZGNk/MTY2LTM1OTMtNGFj/ZS1iNThkLTNjN2Y2/MWZmNzRhMC5qcGc.jpg)
男人和女人握手
![请给我更多的视锥细胞](https://photo-cdn2.icons8.com/obIn0oI3D3WTEOTmTjVpfA9TkH1WV8vUdz2wpVX4M6U/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTk2L2ZiODI3/NWRiLTRhODMtNDIy/NS1hMDAyLWIzNGZj/ZjczNzMyZC5qcGc.jpg)
请给我更多的视锥细胞
![老板,我需要在这里伸出援助之手](https://photo-cdn2.icons8.com/5z7P5seuKyfS89DsbSQEK_UAUQVJ09EnK7530BURoJ0/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTkxLzdmYWVm/OTQyLTk5MTQtNGZh/ZS1hMmNiLTJmZTdh/ZjcwOWVkMi5qcGc.jpg)
老板,我需要在这里伸出援助之手
![现在我的任务是为新的铺路项目设置交通锥](https://photo-cdn2.icons8.com/dth0ZXqr0gw9M79jWdkw83Bkp87_9DnlhfFbXJYIejM/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjMyLzM4NjU3/NmQ5LTlkNWEtNGVl/OC04MjNkLTVhMmE1/YjU4MTIwMi5qcGc.jpg)
现在我的任务是为新的铺路项目设置交通锥
![老板,我需要在这里伸出援助之手](https://photo-cdn2.icons8.com/GJw5nvk_eXi-yXrC3i-WSSBSyHFFTN_Vez4Ndjy7KOU/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvODY1LzM0ZTI3/OTU0LTUyNDUtNDli/MS05MDMyLWVmYjNk/MGM1NGNiNC5qcGc.jpg)
老板,我需要在这里伸出援助之手
![老板,我需要在这里伸出援助之手](https://photo-cdn2.icons8.com/gGcTIsfilQvmyVLpeCuzZLSkGDMVuYYD9r3ZYlzJmzI/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzMwLzY1NTE3/YzE5LTcxODItNDg4/My05NmJkLTYwZmE4/NWFiYTdiYS5qcGc.jpg)
老板,我需要在这里伸出援助之手
![过来,伙计!我需要帮助](https://photo-cdn2.icons8.com/_jP7EYEtZ9T-AWvnhwHswhjexVzzRgG9i8-5TkmW9-E/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNTgzLzM5Nzgy/OTUyLThiZDgtNGI5/Ni1hMGYzLTBkOTY1/NmU4NjBlYi5qcGc.jpg)
过来,伙计!我需要帮助
![现在我的任务是为新的铺路项目设置交通锥](https://photo-cdn2.icons8.com/BwA0dGJJA_uf751hDoh2CnF0t5JMuh54hqX_0GLZGPA/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTA4LzA4NTIy/MjkyLTRlMTItNDIw/Mi04MzI2LTZiNWFk/ZWQ4ZGM0Mi5qcGc.jpg)
现在我的任务是为新的铺路项目设置交通锥
![老板,我需要在这里伸出援助之手](https://photo-cdn2.icons8.com/XmTUOYfoYw26_02YYw6b0pjKSD9XJ3nOJ3mVGySTXLQ/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNDE0L2VhYTA2/NTRlLWNmMmQtNGYz/Zi05NDc3LTc2YzAy/ZjAxN2U4YS5qcGc.jpg)
老板,我需要在这里伸出援助之手
![现在我的任务是为新的铺路项目设置交通锥](https://photo-cdn2.icons8.com/ULARYXls2CGygXOh48R2VYvi7m4fht1Xrso1Q6RtXms/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvODMzLzNkYmU1/YzZmLTYzOTQtNDdh/YS05NTg2LWEyMDcw/ZTBjOTUzYS5qcGc.jpg)
现在我的任务是为新的铺路项目设置交通锥
![现在我必须测量一定距离......](https://photo-cdn2.icons8.com/Ky3INEoIN57cCV9MsZpYInrJkzVkRshM9n7CE5pHMDM/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNTQ4LzRjM2Fh/MTFkLWJmNjctNDg1/Yi04ZjZjLTY3NjJl/ZDZmZDg4OC5qcGc.jpg)
现在我必须测量一定距离......
![A man and a woman in hardhats talking to each other](https://photo-cdn2.icons8.com/UfGDGMf482r6Mji99qhS0TmwVe9ioHS_dxlVkyv9i_w/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNDg3LzE4YWM5/ODhkLWYyNmItNDMw/OC1iNmNkLTgxOTk3/MzBiYWU5Yi5qcGc.jpg)
A man and a woman in hardhats talking to each otherAI
![道路工人日常工作](https://photo-cdn2.icons8.com/y_HyAZcX_lkFeJytT7HobNzAMDogbSshtBPP5uMQtIs/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTU1LzUwODFl/MjZhLThiNDAtNGNj/Yi1hNDYyLTUxYzlh/ZTNkNjNmNC5qcGc.jpg)
道路工人日常工作
![老板,一切都准备好卸下东西了](https://photo-cdn2.icons8.com/ezfkAyPP0bv0TfwlgZLOWSq5AgDoyUGqmJdy0fRgAE0/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNTM1LzYxMTc4/NTgwLTIzNmItNDhk/MS1iMmJmLTY3ZmNl/OTMxYjYwZS5qcGc.jpg)
老板,一切都准备好卸下东西了
![我刚刚告诉老板,一切都准备好了](https://photo-cdn2.icons8.com/3ZElDgJ0AokT-mrrOZoDxqLPYVdqHlhtU3fvJPCyM_I/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjUyL2QwNDFj/MmYzLWRlZmMtNDgw/ZC1iNWRlLTEwMmEz/MDllMDgyOC5qcGc.jpg)
我刚刚告诉老板,一切都准备好了
![我们这里有多少个锥体?](https://photo-cdn2.icons8.com/Ie2zW5F8tQBqjENuT7oomShTK7e8ksC3wmEYR3WM25M/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNDc4L2QwNGZi/MzJmLTIwYjQtNDYw/Zi04ZGYyLWM4ZWU0/NWNiZmU2YS5qcGc.jpg)
我们这里有多少个锥体?
![道路工人日常工作](https://photo-cdn2.icons8.com/_Yho9loRK00KtlVMgeZT5zrY54x4-5YfOm0igl8qctA/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjU2LzBlZjZk/ZTAzLTg2NDUtNGU2/Mi05NDZmLTk2YjM0/NzBhZDEzOC5qcGc.jpg)
道路工人日常工作
![早上好,这是我在这里的第一天](https://photo-cdn2.icons8.com/sodg6OJux3lyMLTq98s79AYLM5qlRGSR0DV9dz4F05o/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjk3L2Y4NjZj/YWMyLTNlZGMtNDhk/MS1iZGRmLWVkMmNh/YmMyY2ExNC5qcGc.jpg)
早上好,这是我在这里的第一天
![我的工作最近并不是很有创意](https://photo-cdn2.icons8.com/0XEudyhiwinwOo7IIgTvtO_CJ4_526CwcsZL0DVOVb4/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMzY4L2YwOWQw/ZGRiLTg1MjAtNDM5/Ny05MDMzLTkzZGY4/N2FlNjI5YS5qcGc.jpg)
我的工作最近并不是很有创意
![橙色锥体也用于标记临时交通控制区域](https://photo-cdn2.icons8.com/6mAW0C6ePxyEfsAepjEeVl2tcRmut9T-5QpuUqdZ7Q0/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNTg0LzRiNWMz/MzY4LTA0YWItNDFk/MS1hMTcxLTRjNTky/NzMzNjgxNy5qcGc.jpg)
橙色锥体也用于标记临时交通控制区域
![早上好,这是我在这里的第一天](https://photo-cdn2.icons8.com/6XRGzcXrQc2U2GhdNI_AkQn4KVMHITDPwfHvb44rFBQ/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMzQ2L2Y3NTAw/NmU0LWJiNmEtNGIw/Ny1hMTEwLTI2YTk4/ZmJlNTFjNS5qcGc.jpg)
早上好,这是我在这里的第一天
![我们这里有多少个锥体?](https://photo-cdn2.icons8.com/r0bDD284xo8NnH4WuwHUsT3BYlJc7lbPGje4Sd4U8XE/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzUzLzQ5Zjg3/NmMwLTU1NTItNDVk/YS1iNmY3LThlZGI5/MmJmZGI1NS5qcGc.jpg)
我们这里有多少个锥体?
![道路工人日常工作](https://photo-cdn2.icons8.com/_mjSSet99LouZOcNkqjoUXcxvdWScXfJkDVHolQl_5k/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjU5L2Q4MGY1/YjQ4LWUxMzQtNDE3/NC1iMTMyLTQwZGMx/YzI0OTdhNC5qcGc.jpg)
道路工人日常工作
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/b4s-W161MbQptMGpC62JS9QPikaa1AGy0j3IcN-44rc/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNjY5L2ZhZmJi/YWY5LTUzNWItNDg2/Ni05YjE4LTViM2Uy/OGRlOGEzYi5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/Z6VhBAwrvyQ1oUgFAQkVxuTfegOgXg477jUmu6p_MXk/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjg4L2VkN2M5/MTVhLTExMWUtNGY2/Yy05MzVlLWNkNGU0/Y2RiZTVhNC5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/rkxWvbkMfhnpTvCJvUnSPxMuNPfRERB4cvl4QzQTaOw/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjkwLzVkMTVj/MDA1LTc3OTQtNDIz/ZS04ODI2LWQ5ZWQ5/ZGUyYTBmMi5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/l0suR2w3QtR61VWpIrAHNWiyaw1twj7EIDQCivTHbzo/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTkzL2I2Zjk0/MTg0LTZlYzItNDNj/ZS1hMTYxLWNiYTVl/ODMyNTA2OS5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/w4rfGxe0s0DFx7edITs6Qfhxn9st7yHpJgJkvizVNRw/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMzU2L2ExNWUx/NWQ0LWU0MDMtNDM3/YS05NzU4LTc0ZmU0/OTFiZTUwNi5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/tnVkcIKoanGN87ZVcToEuRwUqpr04N4eDRriuJROF8g/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMzIwLzU4ZjE5/MjM5LTM3OWUtNGYw/Ni1hYTQzLTY4MzAx/ODZkZjZkYi5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/0KoaHA5kwHyHEGbU8w94s7zWGI9NXfWat156B1nuc7E/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzE4LzZlMzRk/ZThjLWM0ZDQtNDMw/My1hOGM2LWE1ZTJk/MzQzNDA0ZS5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/MQdWh9ZiN-4cf1lFw9_AHrAwss_TdLQyt5KtRPsHdY8/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTA1LzNkZTM3/NmZhLTJlZDAtNGZh/Yi1iZmZmLTM0MzRl/ZTdlMTUzZC5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/-xF-P92PRmCIwVymGO-Wd-FHHgq2IHIcDnZ1hVPiLKQ/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTkyL2RhYTlh/N2VhLWMyYjEtNDBj/OS04MGZkLTZlMDE1/OThkMWZiNi5qcGc.jpg)
协助装卸材料是他的职责之一
![一点点,男人!](https://photo-cdn2.icons8.com/XM7CmN4pj9Bs5iWgzPm1XAt0Y3_cOqo4cm-fK7BMEio/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjA3LzM2MjBj/YWIzLThhM2MtNGI0/MS1iYjA4LTFlNWE4/ZDU3NTZkMi5qcGc.jpg)
一点点,男人!
![一点点左边,伙计!](https://photo-cdn2.icons8.com/jgFLoKHZy7s3BWCbWJbd3JU0MJ5212e_b3g0uDrjDQ0/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNDY3Lzk2OGVi/MmMzLTAxYTUtNDEx/MC05ZjNjLWEyYTBi/YTQyOWE0Ni5qcGc.jpg)
一点点左边,伙计!
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/0628HSeX1I5O_ekrd6xqHiPwczs1g5tpNoy-Ipx23UY/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzA5Lzc0YTM3/YzlhLTMxM2MtNDY4/Yi05NjljLWJjYzdk/ZGE5NDliZC5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/lEZSRT8fZVtZIVeVvp7INnzfFHDPeVlNrYUi-jULFMg/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTA3L2FiNGY0/Y2VmLWY3NzMtNDU0/Zi04MTRmLWQ5Yjg4/ZDUxMDliNC5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/v_-dFthtoraTXPdsdEEdfkWBups6N8DO85uzaaUi08g/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNTQyLzQ5NDY4/YWEyLTU0OTYtNDJm/OS1hZWQwLTVkMjA0/MGFkZjk1MS5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/qLSKDlLmB8N4EdMxjwc03iUQ-xfa_gxPuH0k5BS3XFA/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNTU0LzFhY2Fi/ZmVlLTFhMDYtNGRh/OS1iNGQ4LTk1ZTA3/MjZiZDBmNS5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/1lDhIobPrpcFeBU-hnxysHBHII0tE3wIbjeg5rcHz0Q/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvODAzL2YwNzYz/MDYwLTFhODQtNDVl/OC04Y2VkLWI3ZWQx/MWQ5M2U3Yy5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/aJZVu49G1u1BIG9QGNVB2A3gOYFlJ-M7Nkt_iAEaOEw/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzg4L2I4YWM3/NDUzLWI0NmUtNGM0/NC04NjYzLWVjOGQ1/MjdjMmMyMy5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/gxlMmWN6ul9xprddUMoC6uIwxJXcjCrlCl2qKPJlWrQ/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNjA0LzQyNjdi/ZTA4LTc2NjQtNGMz/Mi1iZDk5LTY0ZTRh/YmM0YTRmYS5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/82nKYK1h0J1dtm8HZVVKTGyxR5CEqwpCypVWNyqyJz0/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvODM1LzQ2Njcw/MmIyLWU3MmQtNDRh/YS04NGRkLTFkNzZm/YjA2OWY0Ny5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/laZPx4691waB0Zx0KaMLEz6bOXE5Bb5ZkJYur2ph7-4/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTczL2YyNzBh/MGYyLWE5YTctNDdk/My1iMTMwLTVjYWU0/ZTliNzA4YS5qcGc.jpg)
协助装卸材料是他的职责之一
![协助装卸材料是他的职责之一](https://photo-cdn2.icons8.com/osn85fo8OjFtAkqs9fy5Cf6-FCmH9E9s-b50lX43sUw/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTUvZGZmZTBl/MTItNzBhZS00NjQ4/LWFiMDUtMmFkNjM3/N2Y2ZDE1LmpwZw.jpg)
协助装卸材料是他的职责之一
![协助叉车操作员](https://photo-cdn2.icons8.com/1rCpWKi3mB3-jNSB1I1H5qiH2d4VhdMOa8vkUhrCvGc/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNTU5L2ZjN2Vl/YzkwLTA1NmEtNDU5/ZC05MzkzLTFkZTA2/YjAwMjExMC5qcGc.jpg)
协助叉车操作员
![建筑工人日常工作](https://photo-cdn2.icons8.com/C47yd7SwOtEredy95KXpvrmdIQlsj74LR2DgNi033to/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTY4LzY2ODBm/Y2M2LWQwYmYtNGI0/MC1iZWY5LTViYjIx/Y2ZhMTJiYS5qcGc.jpg)
建筑工人日常工作
![建筑工人日常工作](https://photo-cdn2.icons8.com/L8jWCxIJNwgvARivJnpek-cE7XOfws2Qjy1_JnPdP9w/rs:fit:288:431/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzY2LzViM2E3/Yjk1LTE0ODQtNGFm/MS1hZWFjLTlkMGRi/MjlkYWFjZC5qcGc.jpg)
建筑工人日常工作
![你对此有所了解吗?](https://photo-cdn2.icons8.com/2TwcIoY4erakNTt_RUqXLa0S7rrF6BlQtPrJF4tesrA/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMzQ3L2E2NDBm/ZjFkLTVlMmYtNDdj/NC05NTBlLTVhNjli/MzljZmMzYy5qcGc.jpg)
你对此有所了解吗?
![女道路工人在文件中写下一些东西](https://photo-cdn2.icons8.com/EWVBh9NOKQHZhKr8HgbPAI0mEvC4iEZZZdVxb8BNBV4/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvODM5L2JlNmI1/MjdiLWZjYzAtNDFl/Zi04NGM1LWE4MzY3/ODZiMWY1ZS5qcGc.jpg)
女道路工人在文件中写下一些东西
![满足于伟大的工作成果](https://photo-cdn2.icons8.com/32GorQrzK0l3gDHNZI5ajf1P1lDAQeEr5Rth-1wgvfQ/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTczLzU1MWVj/NzFlLWUyMDEtNDBm/MS05NDBmLTcyMTIw/NzEzZWRhMy5qcGc.jpg)
满足于伟大的工作成果