driving clock

revolutions per minute

(略【物】每分钟转数

increase the number of rotations per minute.

加快每分钟转动的次数。

distance by engine rev.per.m.

按主机每分钟转数计算出的航程

To make an rpm-drop test, a tachometer is needed.

做每分钟转速下降试验时，需要一个转速表。

a long-playing phonograph record; designed to be played at 33.3 rpm.

一种长期播放的留声机唱盘；每分钟转.圈。

a speed of 100 revolutions per minute

每分钟100转的转速

The drum is rotated at 20 revolutions per minute for 10 minutes.

圆筒以每分钟20转的速度转10分钟。

a record designed to be played at 45 revolutions per minute

每分钟45转的唱片.

This machine runs at speed of 500 revolutions per minute.

这台机器每分钟500转。

doing a steady 4000 revs(per minute)

达到（每分钟）4000 转的恒定转速.

old-fashioned type of gramophone record to be played at 78 revolutions per minute

每分钟 78转的旧式电唱机唱片.

revolutions per minute(esp as a measure of engine speed)

每分钟的转数（尤指发动机的）

A phonograph record designed to be played at45revolutions per minute.

每分钟四十五次转速的唱片

They spin at 400-500 revolutions per minute.

它们每分钟旋转四百到五百周。

This machine cannon has a high rotating speed reaching 500 revolutions a minute.

这架机关炮的转速很高, 每分钟可达到５００转。

The TG70 steam turbine has a operation speed of9600 rotations per minute( RPM).

TG70型蒸汽透平的运转速度为每分钟9600转。

They develop 4.5 horse-power at 9,000 rpm.

当引擎转速为每分钟九千转时，具有4.5马力。

On a minute-by-minute basis.

每分钟的每隔一分钟的，一分钟一分钟的