By utilizing an automatic controlling device for the air conditioning equip.ment in a small spinning laboratory, possible variations in temperature and relative humidity of the air are studied.是什么意思_By utilizing an automatic controlling device for the air conditioning equip.ment in a small spinning laboratory, possible variations in temperature and relative humidity of the air are studied.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句