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The load limit device is an important part of the control system of crawler cranes.
力矩限制器是履带起重机控制系统重要组成部分。
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Working Load Limit permanently shown on every shackle.
每个卸扣上都显示工作负荷极限，永久不掉。
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Working Load Limit permanently shown on every shackle.
每个卸扣上都显示工作负荷极限，永久不掉。
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