常見例句雙語例句The main factors of influencing the service life of the de-dusting fan is analyzed in detail in the paper…文中詳細分析了影響除塵風機壽命的主要因素，提出了提高除塵風機使用壽命的技術(shù)措施。Steelmaking plant of Jinan steel used domestic technology of high voltage and large power frequency transformer to adjust speed in dusting fan serving for LF refining furnace.為了進一步節(jié)能降耗、降低生產(chǎn)成本，濟鋼第三煉鋼廠LF精煉爐除塵風機采用了國產(chǎn)高壓大功率變頻調(diào)速技術(shù)。 返回 dusting fan