box bolt 门锁插销
- The recovery box is fixedly connected to the body of the coating machine by a bolt.
回收箱通过螺钉固定连接在 喷涂机的机体上; - The workers then add a glass cover, bolt on an aluminum frame, attach a junction box and package it for shipping.
工人们接下来用螺栓给一个铝框装上一个玻璃盖板,附上一个接线盒,然后包装发运。 - Construction technology and quality control measures for steel box girder, high-strength bolt, prestressed concrete box girder and inclined cable are briefly introduced.
简要介绍武汉白沙洲大桥主桥上部结构的钢箱梁、高强螺栓、预应力混凝土箱梁、斜拉索的施工工艺和质量控制措施。
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