【单选题】Around the combustion chamber, all the main components are bore cooled to give low strains and the smallest, circumferentially symmetric deformations for good sealing between piston rings and liner.
【单选题】Around the combustion chamber, all the main components are to give low thermal strains and the smallest, circumferentially symmetric deformations for good sealing between piston rings and liner.
【简答题】句型转换。 1. It's very hard to work out the math problem. (同义句) ______ the math pr oblem is very har. 2. I would like to come to China for my vacation. (改为一般疑问句) ______ like to come to China for ______ va...