()后留出的绳头,必须紧绕吊钩或吊物上,防止吊物移动时挂住沿途人员或物体。A.作业 发布时间:2019-11-14 18:06 │ 来源:www.tikuol.com 题型:单项选择题 问题: ()后留出的绳头,必须紧绕吊钩或吊物上,防止吊物移动时挂住沿途人员或物体。A.作业B.捆绑C.起升生物D.停车
题型:单项选择题 回答下列问题。 1. What colour is Australia's flag? _________________________. 2. What does Australia's flag have? _________________________. 3. What colour are the stars? _________________________. 4. What is the capital of Australia? _________________________. 5. Where do Kangaroos live? _________________________. 查看答案
题型:单项选择题 在电杆附近取土时,对不能取消的拉线、地攀和杆身,应留出土台。土台半径:电杆应为( ),拉线应为( )。A.1.0~1.5m,1.5~2.0mB.0.5~1.0m,1.0~1.5mC.1.5~2.0m,1.0~1.5mD.1.0~1.5m,1.0~1.5m 查看答案