1. The material of eddy-chamber ignitron prechamber of automobile has been stu-died.
研究了汽车用柴油机涡流室镶块材料。

来自互联网

2. The material of eddy-chamber ignitron prechamber of automobile has been stu-died.
研究了汽车用柴油机涡流室镶块材料。

来自互联网