Monday, September 12, 2022
问题:特种设备作业人员是指操作、安装、维修及改造特种设备的人员,不包括...
Wednesday, September 14, 2022
Sunday, September 11, 2022
问题:全自由提升门架:在内门架不伸出外门架顶端时,叉架带动货叉从地面起...
Monday, September 12, 2022
问题:机油稀释变质、冷却不佳和燃烧不良等原因,都会导致柴油发动机()故障的产生。A、过冷B、过热C、振动D、颤动...
Thursday, January 11, 2024
问题:车辆故障是指车辆的零件、部件及整车在规定条件下和规定的时间内,(...
Monday, September 12, 2022
Monday, September 12, 2022
Friday, September 16, 2022
Sunday, September 11, 2022
问题:发动机在不同转速和不同负荷下工作时,()能自动调节发电机的电压。A、节流器B、节压器C、断流器D、调节器...
Wednesday, October 5, 2022
问题:四冲程柴油机的工作循环,主要由进气、()、作功和排气四个行程组成...
Friday, September 16, 2022
问题:内燃车辆的电气系统包括().A、起动机B、配电箱C、蓄电池D、信号照明...
Saturday, August 12, 2023
Monday, September 12, 2022
Monday, September 12, 2022
问题:曲轴通过主轴颈支撑在曲轴箱上,按照支撑情况不同,曲轴可分为()曲...
Saturday, September 17, 2022
Saturday, September 17, 2022
问题:当()进入车库时,应及时向左右回转方向,并前后照顾,及时修正方向...
Sunday, September 11, 2022
Sunday, September 11, 2022
Friday, September 16, 2022
Thursday, September 15, 2022