It's a string, and they're identical, and this is my emergency safety rope.
它是一条线，它们完全相同，这是我的紧急备用绳。
Steel wire rope breaking device and torsion spring breaking safety device.
防钢丝绳断裂装置、扭簧断裂安全装置。
The tension detection of steel wire rope is very important in safety operation of riser.
提升钢丝绳张力在线监测在提升机的安全运行中起着重要的作用。
It is the preferred equipment of the cage path rope well for safety efficient hoisting.
是绳罐道矿井安全高效提升的首选装备。
Humane safety design, such as safety door, rope, non-conductive, etc.
人性化安全设计，如安全门、绳索、不导电等。
Humane safety design, such as safety door, rope, non-conductive, etc.
人性化安全设计，如安全门、绳索、不导电等。
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