compression ratio
英 [kəmˈpreʃən ˈreiʃiəu] 美 [kəmˈprɛʃən ˈreʃo]

n.

压缩率，压缩比；

英英释义

Compression ratio

• The compression ratio of an internal-combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its largest capacity to its smallest capacity. It is a fundamental specification for many common combustion engines.

以上来源于:Wikipedia

双语例句

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。

权威例句

Image compression technique with regionally selective compression ratio
Canal diameter, anteroposterior compression ratio, and spondylotic myelopathy of the cervical spine
Improving compression ratio, area overhead, and test application time for system-on-a-chip test data compression/decompression
Performance of diesel engine with biodiesel at varying compression ratio and ignition timing
COMPRESSED-VIDEO REENCODER SYSTEM FOR MODIFYING THE COMPRESSION RATIO OF DIGITALLY ENCODED VIDEO PROGRAMS
Experimental investigation of the effect of compression ratio and injection pressure in a direct injection diesel engine running on ...
Experimental investigation of the effect of compression ratio and injection pressure in a direct injection diesel engine running on ...
Oxygen delivery and return of spontaneous circulation with ventilation:compression ratio 2:30 versus chest compressions only CPR in ...
Performance, emission and combustion characteristics of a variable compression ratio engine using methyl esters of waste cooking oil...
Transmission, recording and reproduction of digital data and time information in transport packets using a compression ratio