那么除了活塞以外其它的所有发动机的摩擦加在一起约为4.5%，这个其它的摩擦是指哪些呢？的翻译：In addition all of the other piston engine friction added together is about 4.5%, the other friction means what it? 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

So in addition to all other than the piston engine friction increases with about 4.5%, the other friction is what it?

In addition all of the other piston engine friction added together is about 4.5%, the other friction means what it?

Then other all engine friction puts together besides the piston is approximately 4.5%, which are this other friction refer to?

Well, besides other than piston engines of the friction between all add up to about 4.5 per cent, and the other the friction means what?

In addition all of the other piston engine friction added together is about 4.5%, the other friction means what it?