essential service water

基本解釋

Continuity is essential to Rotary's success, and so health, literacy, and water will remain our service emphases for the year.
延續(xù)性對(duì)於扶輪的成功不可或缺，因此保健、識(shí)字及水將持續(xù)作爲(wèi)我們今年的服務(wù)重點(diǎn)。
www.taiwan-rotary.org
An unlimited backup water supply, essential raw cooling water system (or called service water system) is supplied to the auxiliary feedwater system.
另一路的備用水來(lái)自原水系統(tǒng)（或稱(chēng)爲(wèi)廠(chǎng)用水），儅需要時(shí)可以不間斷地曏輔助給水系統(tǒng)供水。