The advantage of new system and manual interlock are used in old system revamp, which made the auto control of belt system perfect.
在旧皮带系统改造过程中，吸取了新系统设计的优点，并增加了皮带手动联锁，使皮带系统自动控制更加完善。
How does a seat belt law affect auto safety?
安全带法律是怎样影响汽车安全的？
The applies in the ocean oil gas pipeline construction bevel machine article, the belt copper liner welds and pipeline auto welding machine, welding equipment and welding procedure were introduced.
介绍了应用于海洋油气管道施工的坡口机、带铜衬垫对口器、全位置自动焊等焊接装备和焊接工艺。
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