·2,447,543篇论文数据,部分数据来源于NoteExpress
Lean burn; Twice electronic fuel injection; Quasi-homogenous mixture; 2-valve SI engine;
稀薄燃烧;两次喷油;准均质混合气;二气门汽油机;
youdao
应用推荐
模块上移
模块下移
不移动