甉|lQ可套挂钢丝l的滑轮。用钢丝移动物体或传递动力?.....轿底轮等。在侧置式液压梯中有油l。套挂钢丝轮直径原则上应ؓ钢丝l直径的40倍以上,但当钢丝l与l相接触部分的长度为轮圆?/4以下Ӟl直径为钢丝直径36倍以上即?...咨询热线Q?3962030650
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