常見(jiàn)例句雙語(yǔ)例句Main equipment: pre-heater, evaporator, condenser, sugar meter, vacuum system, temperature control, liquid level control, valve fittings, automatic electrical control system;主要設(shè)備：預(yù)熱器、蒸發(fā)器、冷凝器、糖度儀、真空系統(tǒng)、溫度控制、液位控制、閥門(mén)琯件、自動(dòng)電氣控制系統(tǒng)； 返回 heater level control valve