常見例句雙語例句Activated zinc oxide was usually preparated by processing the product of double decomposition between the soluble zinc salt and carbonate.活性氧化鋅的生產(chǎn)通常是由可溶性鋅鹽和可溶性碳酸鹽復(fù)分解反應(yīng)，經(jīng)加工后可得。This paper introduces the method of preparing high-purity magnesium hydroxide by double decomposition method with industrial magnesium chloride and barium hydrosulfide as the raws materials.以工業(yè)氯化鎂和硫氫化鋇為原料，采用復(fù)分解法合成高純氫氧化鎂。N-guanylurea dinitramide(GUDN) was synthesized with N-guanylurea hydrochloride as primary substance by hydrolysis and double decomposition reaction in turn and the overall yield of GUDN is 79%.以鹽酸脒基脲為原料，通過水解、復(fù)分解反應(yīng)，合成了N-脒基脲二硝酰胺鹽（GUDN），總收率可達(dá)79%。 返回 double decomposition