... fractional precipitation 分级积淀 fractional solution 分级溶解液 fractional washing 分段逆洗 ...
基于118个网页-相关网页
... 分级中和：fractional neutralization 分级溶解：fractional solution 分级器分粒器：classifier ...
基于43个网页-相关网页
exact fractional solution 精确分式解
·2,447,543篇论文数据，部分数据来源于NoteExpress
Several humic acids of different molecular weight were fractionated by means of fractional solution containing various volume ratios of ethanol and ethyl acetate.
以不同体积比的乙醇和乙酸乙酯分级溶解方法，分离出了几种不同分子量的腐殖酸。
youdao
应用推荐
模块上移
模块下移
不移动