hydraulic locking unit 液压锁紧机构
hydraulic locking device 液压锁紧装置
locking ring hydraulic cylinder 液压缸锁紧环
locking hydraulic circuit 锁紧回路
self-locking hydraulic cylinder 自锁液压缸
Locking type hydraulic converter 闭锁式液力变矩器
The system makes use of the special concentric dual cylinder to lift and drop the wind tunnel door with the aid of synchronization and hydraulic locking technologies.
该液压系统采用特殊同心双缸来升降风洞顶门，并采用同步技术和液压锁闭技术来实现风洞顶门的升降。
The hydraulic locking and pressurizing device has the advantages of simple and reasonable structure design, rapid and convenient operation, reliable work, high efficiency and automation degree.
本实用新型液 压锁固和保压装置具有结构设计简单、合理，操作方便快捷，工作可靠，效率 及自动化程度高等优点。
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