A.橡膠壓輥壓力低B.拉伸倍數(shù)偏低C.熔體黏度低D.緊張熱定型蒸汽壓力低
A.疵點(diǎn)含量B.斷裂伸長C.比電阻D.回潮
A.短軸輪齒磨損B.連軸節(jié)壞C.少裝一對(duì)齒輪D.齒輪裝反