关于复线式的升降机，要用大绳去牵引钢丝绳，绳头绑缚一定要安全可靠。

Lift on double type, to use the rope to traction wire rope, the rope tied to the safe and reliable.

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防钢丝绳断裂装置、扭簧断裂安全装置。

Steel wire rope breaking device and torsion spring breaking safety device.

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用这条钢丝绳吊装安全吗？

Is it safe to hoist with this wire rope?

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