methyl ester是什么意思 methyl ester怎么读
methyl ester的用法和样例
- By contrast,in the original sulfonated fatty acid methyl ester,contents of these ingredients are respe.
二步溶剂结晶法纯化了脂肪酸甲酯磺酸钠盐表面活性剂。 - Sulfonated fatty acid methyl ester surfactant is purified by two-step solvent crystallization.
二步溶剂结晶法纯化了脂肪酸甲酯磺酸钠盐表面活性剂。
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