fractionation precipitation发音

意思翻译

分段沉淀，分级沉淀

相似词语短语

precipitation───n.[化学]沉淀，[化学]沉淀物；降水；冰雹；坠落；鲁莽

precipitation hardening───[机]析出硬化；淀积硬化；淀积[脱溶]硬化

precipitation forecast───降水预报

precipitation definition───降水量定义

precipitation reaction───[化学]沉淀反应

precipitation means───降水量

precipitation map───降水量图

precipitation reaction calculator───沉淀反应计算器

双语使用场景

Tannin fractions with different molecular weight distributions were obtained by purification of alcohol precipitation and fractionation of solvent extractions of black wattle bark tannins.───通过对黑荆树皮单宁进行醇沉纯化和溶剂萃取分级，可得到分子量分布范围不同的单宁级分。

Cytotoxin from Helicobacter pylori YC-11 was purified by using water-extracting, salt precipitation and gel filtration chromatographic fractionation.───运用水油提、盐析及凝胶过滤色谱法对幽门螺杆菌YC-11株所分泌的形成空泡细胞毒素进行了提取。

This paper deals with the way of purifying highly purity hyaluronic acid from ox eye by fractionation and organic solvent precipitation.───本文报道采用分级分离并结合有机溶剂沉淀法，从牛眼中纯化出高纯度透明质酸，较其他方法简便，易形成规模。

英语使用场景