常見(jiàn)例句雙語(yǔ)例句To improve the efficiency of heat transfer, the system adopts direct contact heat exchange.為了提高換熱效率采用直接接觸換熱。According to the main problems existed in direct heat exchange boiler some transformation methods are discussed.針對(duì)直接換熱熱水鍋爐存在的主要問(wèn)題，提出了改造的方法；The effects of platform pitch on heat exchange efficiency of direct air cooled condenser under different wind velocities were analyzed.分析了不同風(fēng)速下空冷平臺(tái)間距對(duì)直接空冷凝汽器換熱效率的影響，并探索了空冷平臺(tái)間距的相對(duì)合理范圍。 返回 direct heat exchange