round per minute的意思|示意
美 / raund pə: ˈminit /
英 / raʊnd pɚ ˈmɪnɪt /
[医]每分钟转速[离心转速，简写rpm]
round per minute相关短语
1、 RPM Round Per Minute 每分钟转数
2、 rpm 100 round per minute 每分钟100转
round per minute相关例句
Normally the heart contracts and relaxes between 70 and 80 times per minute, each heartbeat filling the four Chambers inside with a fresh round of blood.
通常每分钟心脏会收缩和扩张70至80次，每次心跳会给四个心室供应一股新鲜的血液。