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
Friday, November 17, 2023
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
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
Saturday, May 11, 2024
Friday, September 16, 2022
问题:内燃机启动时间应不大于()s.A、10B、25C、30D、36...
Sunday, April 7, 2024
Sunday, September 11, 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:连杆大头是剖分的,有平切口和斜切口,汽油机大多是()。...
Monday, September 12, 2022
Friday, August 25, 2023
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
问题:气门采用双弹簧结构时,外弹簧刚度(),内弹簧刚度(),且两弹簧的...
Thursday, September 15, 2022
Monday, September 4, 2023
问题:现代发动机多采用()和()相结合的综合润滑方式,以满足不同零件和部位对润滑强度的要求。...
Tuesday, August 8, 2023
Monday, September 12, 2022
Saturday, April 26, 2025