compression ratio

英 [kəm'preʃən 'reɪʃɪəʊ] 美 [kəm'preʃən 'reɪʃoʊ]

• 压缩比

compression ratio的用法和样例：

例句

1. Compression of springs must not exceed manufacturers recommendation for high speed and long life.
   弹簧的压缩比不允许超过制造商推荐的高速及长寿时的压缩比。
2. Such high compression ratios could be turned to efficiency rather than speed, Green notes, especially if put into the engines of lighter cars.
   葛林同时指出，压缩比提高通常会使汽车更省油，而不是跑得更快，对于小型车的引擎而言更是如此。