常見例句The antifreezer for iron ore concentrates presented here is helpful to storage and to long-distance transport of iron ore concentrates in winter in the northern part of our country. 本文研究的鐵精礦防凍劑對解決北方地區(qū)冬季期間精礦的貯存和長途運輸具有實用的推廣價值。In order to screen antifreezer of peracetic acid used at low temperature, carrier quantitative germicidal test was used to examine the influence of different antifreezers on germicidal action. 為篩選出過氧乙酸在低溫條件下使用的防凍劑,以載體定量殺菌試驗法測定了不同防凍劑對殺菌作用的影響。Keywords peracetic acid;antifreezer;disinfection;ethanol; 過氧乙酸;防凍劑;消毒;乙醇;Modification of Antifreezer and Determination of Time for Concrete Pre-curing 防凍劑的改性及冬季施工混凝土最佳預(yù)養(yǎng)時間的確定Keywords New blank houses;Ammonia pollution;Concrete antifreezer;Indoor temperature;Humidity;The built time; 毛坯房;氨污染;水泥防凍劑;室內(nèi)溫度;濕度;建成時間;, anticongelating agent, antiseptics, and antifreezer are added into the glue liquor to keep it liquid state all along. 通過大量實驗,確定硫脲或硫氰酸鈉作防凝劑、甲醇作防凍劑、苯甲酸鈉作防腐劑。 返回 antifreezer