挖掘机走行转弯不应过急。如弯道过大,应分次转弯,每次在()度之内...
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Wednesday, September 14, 2022
所有手柄都在中位时,发动机会进入自动怠速.作出反应的时间大约是(...
Thursday, September 15, 2022
Monday, September 12, 2022
Thursday, September 15, 2022
装置喷油泵联轴器除可弥补主、从动轴之间的同轴度误差外,还可以改变喷油泵的供油提前角。...
Friday, October 28, 2022
发动机连杆组是()。A、驱动活塞作往复运动B、实现往复运动和旋转运动的转换 , 并传递动力C、密封气缸 , 防止机油窜入燃烧室D、承受燃气压力...
Monday, March 27, 2023
Thursday, September 15, 2022
Monday, September 12, 2022
Saturday, September 17, 2022
Monday, September 12, 2022
Tuesday, January 17, 2023
Saturday, September 17, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Monday, September 12, 2022
电动机铭牌上标明的温升为65℃,常温为20℃,则电动机实际温度应...
Monday, September 12, 2022
Thursday, September 15, 2022