例句與造句

1. Kv 0 . 7 a high voltage variable frequency constant current capacitor charging power supply
   高壓變頻恒流充電電源35
2. Application of variable frequency constant pressure water supply equipment in lage - scale pumping station
   變頻恒壓供水設(shè)備在大型泵站的應(yīng)用
3. The improvement of piezoelectric properties was obtained , and the frequency constant of the ceramics was changed obviously
   并且該pmzn壓電陶瓷的壓電性有所提高，明顯改變了頻率常數(shù)。
4. It's difficult to find frequency constant in a sentence. 用frequency constant造句挺難的