Saturday, June 17, 2023
104型分配阀在组装时,须在()下套装矿30mmX25.5mmX...
Friday, September 16, 2022
空气制动机的安全阀须分解检修,并进行试验,()时排风,在160kPa前止排风,合格后铅封。A、160kPaB、170kPaC、180kPaD、190kPa...
Saturday, February 24, 2024
Sunday, September 11, 2022
下面对WK120试验台表述正确的是()。A、只能试验120阀;B、可兼容103/104分配阀;C、可试验GK型三通阀及103分配阀;D、可进行各类货车制动阀试验。...
Friday, February 23, 2024
GL型三通阀在紧急制动时,是通过()将附加风缸的压力空气引入制动...
Sunday, September 11, 2022
Saturday, September 17, 2022
Wednesday, September 14, 2022
705型试验台的操纵阀共有()作用位。A、4个B、5个C、6个D、8个...
Sunday, January 21, 2024
滚动轴承的代号,右起第一、二位数字乘以()表示轴承内径。...
Sunday, September 11, 2022
车辆的零件损伤一般有五种情况,轮缘垂直磨耗是属于()。...
Sunday, September 11, 2022
制动缸密封式压形前盖变形或活塞杆孔偏磨一侧超过()时更换。A、1mmB、2mmC、3mmD、4mm...
Thursday, October 5, 2023
Thursday, September 15, 2022
Friday, September 16, 2022
Friday, September 16, 2022
HRA、HRB、HRC符号是代表金属材料的()指标符号。A、布氏硬度B、洛氏硬度C、维氏硬度D、强度...
Monday, February 20, 2023
Sunday, February 26, 2023
Sunday, September 11, 2022
Wednesday, September 14, 2022
Sunday, September 11, 2022