The srewdrive mechanism shall be designed to prevent separation of the load supporting device from the mechanism during normal use.
应将丝杆传动系统设计成能够阻止荷载支承装置在正常使用时从系统中分离出来的结构。
The srewdrive mechanism shall be designed to prevent separation of the load supporting device from the mechanism during normal use.
应将丝杆传动系统设计成能够阻止荷载支承装置在正常使用时从系统中分离出来的结构。
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