ligroin

英式音标：['lɪgrəʊɪn]

美式音标：['lɪgroʊɪn]

词义：

n.

轻石油；

用法：

权威例句

The pharmacological effects of the ligroin extract of nutmeg (Myristica fragrans).

Fuel additive composition and method for treatment of middle distillate fuels and gasoline

ChemInform Abstract: GENERATION AND REACTIONS OF TETRASUBSTITUTED N‐LITHIOMETHYL SUCCINIMIDES

Gas-Liquid mass transfer in a bubble column with organic liquids

Anti-HIV-1 Activity of Pyrryl Aryl Sulfone (PAS) Derivatives: Synthesis and SAR Studies of Novel Esters and Amides at the Position 2...

Microprecipitated methine oxonol filter dye dispersions

Zur Kenntnis der Derivate des Benzthiazols

Glycerophospholipid Synthesis: Improved General Method and New Analogs Containing Photoactivable Groups

The molecular mechanism of nitrogen-containing bisphosphonates as antiosteoporosis drugs

Paper Chromatography of Phenolic Substances

造句：

1. The volume ratio of ligroin to ether equals 20:3.

展开剂中石油醚与乙醚的体积比为20：3；

www.fabiao.net

2. Limonene needed in recycling foamed polystyrene was extracted from the ear of schizonepeta tenuifolia using ligroin.

本文研究从荆芥穗中提取回收聚苯乙烯所需的柠檬烯，其方法是溶剂萃取。

www.chemyq.com

3. After ethanol precipitation, OPC was separated by ethyl acetate-ligroin system. Content of OPC was determined by normal butyl alcohol-hydrochloric acid method at 546 nm to be over 90%.

提取物经醇沉后，用石油醚沉淀法分离低聚原花青素，产物经正丁醇-盐酸法显色，比色法测定质量含量可达90%以上。

dict.cnki.net

4. After ethanol precipitation, OPC was separated by ethyl acetate-ligroin system. Content of OPC was determined by normal butyl alcohol-hydrochloric acid method at 546 nm to be over 90%.

提取物经醇沉后，用石油醚沉淀法分离低聚原花青素，产物经正丁醇-盐酸法显色，比色法测定质量含量可达90%以上。

dict.cnki.net

5. light ligroin(e)

石油醚

-- 来源 -- 英汉 - 短句参考