问题:保证变速箱在空档位置时,才可移动拨叉轴换档是()装置。...
Monday, September 12, 2022
Monday, September 12, 2022
问题:叉车在取货后,()货位或卸货前对准货位,货叉稍抬起,不能顶撞、拖...
Monday, September 12, 2022
Saturday, September 17, 2022
Monday, September 12, 2022
Thursday, September 15, 2022
问题:按照蓄电池电解质的性质分酸性蓄电池和()蓄电池。...
Thursday, September 15, 2022
问题:集装箱叉车通过()输出动力,提供给行走和工作装置,从而实现集装箱...
Monday, September 12, 2022
问题:驾驶员必须做到“四懂”除了懂原理、懂构造、懂性能外,还必须()A、懂交通法规B、懂保养C、懂检测...
Friday, December 30, 2022
问题:锅炉、压力容器、压力管道、电梯、起重机械、客运索道、大型游乐设施...
Monday, September 12, 2022
Monday, September 12, 2022
Monday, September 12, 2022
Monday, September 12, 2022
Friday, September 16, 2022
Saturday, September 17, 2022
Saturday, September 17, 2022
问题:起动系使发动机由静止状态转入()。A、升温状态B、运转状态C、进气状态D、压缩状态...
Wednesday, August 20, 2025
问题:车辆在铁路道口、弯路、桥梁、陡坡等地掉头时应有专人指挥以确保安全...
Friday, September 16, 2022
问题:汽油发动机可燃混合气从化油器经过气门被()气缸。...
Monday, September 12, 2022
问题:必须确保所有的标牌和标志都在规定的位置上,并保持()。...
Thursday, September 15, 2022