短語(yǔ)詞組短語(yǔ)boiler shutdown and defect elimination 停爐消缺shutdown boiler protection 停爐保護(hù)shutdown for boiler 鍋爐的停運(yùn)shutdown of boiler 鍋爐停運(yùn)during shutdown of boiler 停爐期間no shutdown of boiler 不停爐 返回 boiler shutdown