leader attachment-lower stay的意思|示意
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领导依附-下停留
leader attachment-lower stay的网络常见释义
立柱联接装置一下支承 3顶部滑轮组leader cathead; 4—立柱联接装置一下支承leader attachment-lower stay; 5—立柱联接装置一上部铰接支承leader attachment-upper swivel; ..