On the base of real instance, the Transducer Velometer is recommended in large scale pump station and those of large energy waste and unithead change.
依据实例提出：对于大型泵站和耗电量大且装置扬程变化较大的泵站最好采用变频调速。
2
Unithead circumference maximum and mean blood flow velocities per minute of fetal middle cerebral artery were changed little during the normal second trimester.
每分钟单位头围大脑中动脉的最大速度及平均速度在中孕期间变化小。
3
One is Microsoft's Windows Live group, while the other is a rather secretive group headed by former Mac unithead Roz Ho--a group that also includes the team Microsoft acquired when it bought Danger.
一个是微软的Windows Live 组，而另一组是由前苹果的负责人Roz Ho负责的一致相当神秘的队伍。 此队伍同时也包括了微软收购Danger时得到的一队人马。