名词
中文翻译：空心岩石锚杆
同义词：
['hollow rod', 'hollow anchor', 'hollow stake']
例句：
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1.The engineer used a hollow rock bolt to reinforce the wall.
工程师用一根空心岩石锚杆加固了墙壁。
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2. Hollow rock bolts are commonly used in construction projects for their strength and durability.
空心岩石锚杆在建筑项目中因其强度和耐用性而常用。
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3. The workers carefully inserted the hollow rock bolt into the ground before starting the excavation.
工人们开始挖掘前，小心翼翼地将空心岩石锚杆插入地面。