- stream coefficient
- 操作: operate; manipulate; handle
- 系数: coefficient; ratio; modulus; ...
- 安全操作系数: a ured proce ibility factor; apf; assured processibility factor
- 货物操作系数: coefficient of cargo handling
- 操作系统；操作系统: operating system, supervisory
下载手机词典可随时随地查词查翻译