片语

weak polar solvent弱极性溶剂

polar aprotic solvent极性非质子溶剂

Aprotic polar solvent非质子极性溶剂

non-polar solvent非极性溶剂

polar r solvent极性溶剂

polar organic solvent极性有机溶剂

Non-polar organic solvent非极性有机溶剂

polar-solvent extraction极性溶剂萃取法

polar organic solvent liquid chromatography极性有机相色谱

英汉例句

• however when the solvent is isopropyl alcohol or non polar solvent the decomposition value of monocrotophos is about 5% in the same condition.

  但用异丙醇或非极性溶剂作溶剂时，在相同的条件下，久效磷的分解率为5%左右。

• also, the results and method of the issue have certain reference significance on the separation of alcohol and other polar solvent from non-polar solvent.

  另外，本方法对醇类物质与非极性溶剂的分离以及极性溶剂与非极性溶剂的分离都有参考意义。

• the electrolyte comprises a polar solvent and a solute comprising at least one of inorganic acids, organic acids and salts of such acids.

  上述电解质具有极性溶剂和无机酸或有机酸或其盐中任何一种以上的溶质。

• the recovery of oryzanol was researched by non polar solvent extraction method, results showed the method was feasible.

  采用非极性溶剂萃取法对提取谷维素进行了试验研究，结果表明该方法可行。

• considers if pillar ten centimeters, but the sample has two centimeters, then separates the difficulty it can be imagined, perhaps needed to use the very low polar solvent to flush slowly.

  试想如果柱子十厘米，而样品就有二厘米，那么分离的难度可想而知，恐怕要用很低极性的溶剂慢慢沖了。

• polar solvent molecules and attraction of transfromer a numberrepresentationof polymer can produce solvation to polymer dissolved.

  极性溶剂分子和高聚物极性基团相互吸引能产生溶剂化作用，使聚合物溶解。

• it was found that polar solvent may actively participate the blocking reaction while nonpolar one only played a dispersion role.

  结果表明：极性溶剂参与了反应而非极性溶剂只起分散作用。

• the authors reported the synthesis of c102 macroporous cation exchange resin from st-dvb copolymer via chlorination and sulfonation, with nb-1 weak polar solvent as pore formation agent.

  以nb-1 型弱极性溶剂为致孔剂合成的st-dvb共聚体为骨架，经氯化、磺化制得c102大孔阳离子交换树脂。

• changing from a non-polar to a polar solvent increases the solvent interaction with excitation spectrum and emission spectrum shifts to longer wavelengths.

  通过实验对荧光的荧光强度与有机溶剂中水含量的变化关系进行分析，并得到定量二氧六环、乙腈、乙醇中微量水的一次线性方程。

• in the liquefying reaction of swollen coal, polar solvent enhanced the reaction activity.

  在溶胀煤的液化反应中，极性溶胀溶剂明显提高了煤的反应活性。