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A20B-1003-630
策機床上常見的傳動機構有齒輪嚙合機構、皮帶傳動機構、聯軸器等。這些機構高速旋轉著,人體某一部位有可能被帶進去而造成不幸事故,因而有必要把傳動機構危險部位加以防護,以保護作者的安全。在齒輪傳動機構中,兩輪開始嚙合的地方最危險。皮帶傳動機構中,皮帶開始進入皮帶輪的部位最危險。聯軸器上裸露的突出部分有可能鉤住工人衣服等,使工人造成傷害。「例題」以下有關機械危險說法確的是()。A.在齒輪傳動機構中,兩
A20B-1003-630
聯系人:郭先生
聯系電話:18971415643
座機:027-83238871
傳真:207-61537051
QQ:810334512
A20B-1003-630
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