常見(jiàn)例句雙語(yǔ)例句Combined ammonium nitrate with magnesium or zinc improves the chemical composition and smoke quality.施用鎂肥或鋅肥有利于提高煙葉評(píng)吸質(zhì)量。Deep study is carried out for the magnesium nitrate based catalyst system in DP finishing of cotton fabrics.本文對(duì)棉織物DP整理中以硝酸鎂為主的催化劑系統(tǒng)進(jìn)行了深入研究。Is mainly composed of calcium magnesium sulfate, chloride and nitrate as the hardness of the form salts.主要是由鈣鎂的硫酸鹽、氯化物和硝酸鹽等鹽類(lèi)所形成的硬度。 返回 magnesium nitrate