常見例句雙語例句Sulfuric acid diethyl ester;硫酸乙酯;二乙基硫酸;The invention discloses a composition containing alga polysaccharides sulfuric acid ester and ganoderma lucidum polysaccharide.本發(fā)明公開了一種組合物,該組合物含有褐藻多糖硫酸酯和靈芝多糖類物質(zhì)。ip.comSulfuric acid dimethyl ester, one of the important chemical raw materials acts as the methylating agent in the organic synthesis for the purpose of replacing alkyl halide.硫酸二甲酯是一種重要的化工原料,在有機合成中用于代替鹵代烷作為甲基化劑。 返回 sulfuric ester