推荐的关闭程序：用戴手套的手紧紧地关闭阀门。推荐操作钢瓶阀门时总是戴手套。禁止用扳手或其它强制性的工具来操作阀门。
Recommended Closing Procedure: Close the cylinder valve tightly using a gloved hand. Always wearing gloves when operating cylinder valves. NEVER use wrenches or other persuaders to operate the valve.
根据普通卧式车床在实际操作过程中安全隐患最为突出的卡盘扳手而设计出一套车床卡盘安全保护系统。
The lathe chuck safety protection system is designed for the hidden trouble of chuck spanner, which occurs in the practical operation process of common horizontal lathe.
简便：可以避免一般千斤顶在负载时必需双手操作或摇杆容易脱钩的缺点，配套的扳手与菱角螺杆起着互相固定的作用。
Convenience : The water chestnut of the screw can fit exactly into this special desighed spanner, which avoids the problem of slipping out as using the normal jack handles.
应用推荐