钢丝绳变幅(WIRE ROPE LUFFING)
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带载变幅(OPERATING LUFFING)
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带载变幅(OPERATING LUFFING)
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带载变幅(OPERATING LUFFING)
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非工作性变幅(NON-OPERATING LUFFING)
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非工作性变幅(NON-OPERATING LUFFING)
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