问题:在划线时用来支承轴套类零件的工具是()。A、划线平板B、V形架C、方箱D、划线盘...
Tuesday, April 11, 2023
Friday, September 16, 2022
Saturday, September 17, 2022
问题:当制动器松闸时,应使制动带与制动轮间形成()的径向间隙。...
Saturday, September 17, 2022
问题:汽车起重机变幅机构的作用是改变起重机的(),扩大和调整起重机的工...
Saturday, September 17, 2022
问题:在高空平台或设备上维修,要使用(),严防工具或物体落下。...
Saturday, September 17, 2022
Saturday, September 17, 2022
Saturday, September 17, 2022
Saturday, September 17, 2022
Saturday, September 17, 2022
问题:吊链的链环发生塑性变形,伸长达原长度()时应报废。...
Saturday, September 17, 2022
Saturday, September 17, 2022
Saturday, September 17, 2022
Saturday, September 17, 2022
Saturday, September 17, 2022
问题:使多缸液压系统中的各个液压缸严格按照规定的顺序动作的是()。A、顺序动作回路B、同步动作回路C、多缸泄荷回路D、互不干涉回路...
Saturday, July 1, 2023
问题:为防止机油温度过高而使粘度下降,在柴油机上通常装有()。A、冷却水套B、水箱C、节温器D、机油散热器...
Thursday, March 14, 2024
Saturday, September 17, 2022
问题:6130型柴油机燃油供给系统中,提供高压的部件是()。...
Saturday, September 17, 2022
Saturday, September 17, 2022