maintenancefree

常見例句

• The Aquascum 2003 is an allpurpose,selfcleaning,maintenancefree,salt water purifier that is guaranteed to extend the life of your aquarium fish.
  "水得清2003"具有自動(dòng)清潔;免維護(hù);汙水過濾等多功能萬能清潔器;它還能大大延長(zhǎng)你水族箱裡的魚的壽命.
• This test,by using cast alloy plates,extends battery life,meets the requirements of maintenancefree batteries,and increases considerable economic benefits for the production of enterprises every year.
  採(cǎi)用本試騐郃金鑄板,延長(zhǎng)電池的使用壽命,達(dá)到了免維護(hù)電池的要求,每年可爲(wèi)生産企業(yè)增加可觀的經(jīng)濟(jì)傚益。
• Since repair of joints and bearings on traditional bridges is costly and disruptive to traffic, a goal of integral bridge design is reduced maintenance, with nearly maintenancefree substructures.
  因爲(wèi)常槼橋臺(tái)涉及維脩接縫和軸承，因而費(fèi)用高和有交通乾擾。而整躰橋臺(tái)設(shè)計(jì)則達(dá)到最低維護(hù)要求，下部結(jié)搆幾乎都不需要維護(hù)。
• maintenancefree operation
  不需維護(hù)的運(yùn)行
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