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。
2
The author introduces a kind of structure which can realize rapid bolt mounting on the chief fuse box of auto power and the solid coupling way to connect the fuse box and battery connector.
介绍一种汽车电源总熔断丝盒上可以快速安装螺栓的结构，以及熔断丝盒与蓄电池接头的刚性连接方式。
3
Construction technology and quality control measures for steel box girder, high-strength bolt, prestressed concrete box girder and inclined cable are briefly introduced.