问题:按单元曲拐连接方法的不同,曲轴分为()和()两种。...
Monday, September 12, 2022
问题:对液态燃料,其混合气形成过程包括两个基本阶段:()和()...
Friday, September 16, 2022
问题:气门弹簧座是通过安装在气门杆尾部的凹槽或圆孔中的()或()固定的。...
Saturday, April 26, 2025
Wednesday, January 10, 2024
Friday, November 17, 2023
问题:内燃机采用废气涡轮增压时,涡轮增压器和内燃机之间依靠气路相通。...
Wednesday, January 10, 2024
Thursday, January 16, 2025
Thursday, January 16, 2025
问题:关于汽油机下列说法正确的是()A、汽油机比柴油机压缩比高B、汽油比柴油自燃点高C、汽油机最高燃烧温度比柴油机高D、汽油机比柴油机工作粗暴...
Saturday, May 11, 2024
Friday, September 16, 2022
Tuesday, January 14, 2025
Tuesday, August 1, 2023
问题:最佳点火提前角随许多因素而变,最主要的是发动机转速和混合气的燃烧...
Thursday, September 15, 2022
Thursday, September 15, 2022
问题:顶置气门式配气机构的凸轮轴布置有三种形式,它们是()、()、()...
Friday, November 17, 2023
Saturday, April 26, 2025
Thursday, September 15, 2022
Monday, September 12, 2022
Monday, September 4, 2023