number of compression stage 压缩级数
stage compression 分级压缩
two-stage compression 二级压缩 ; 双级压缩 ; 两级压缩
single-stage compression refrigeration system [制冷] 单级压缩制冷系统
two-stage compression refrigeration system [制冷] 双级压缩制冷系统
The whole interrupting process was divided into the pre-compression stage, the contacts blockage stage and the nozzle fully opening stage.
将断路器的开断过程分为预压缩阶段、触头堵塞阶段、喷口完全打开阶段。
This paper discusses the optimization design of the two -stage cylinder composite compression coiled spring.
对圆柱组合压缩螺旋弹簧进行了优化设计。
At present, binary image compression is still in the stage of lossless encoding with low compression ratios.
目前，二值图像压缩主要采用无损压缩方式，压缩倍数低。
应用推荐