它由二甲苯混合物经结晶或沸石吸附分离制得。
It is separated from the xylene mixture by crystallization or zeolite adsorption.
溶剂为丙酮和二甲苯的混合物。
经过力化学处理过的混合物用二甲苯和丙酮逐一浸取。
The blend treated mechanically was extracted by xylon and aceton one by one.
苯乙烯和混合二甲苯的混合物，在合成硅铝酸催化剂存在下连续合成二芳基乙烷。
Diarylethane was synthesized continuously from a mixture of styrene and xylol with synthetic SiO_2-Al_2O_3 as catalyst.
用高压观测池通过可视观测确定了苯、甲苯和对二甲苯等二元系及三元系的临界性质以及甲苯歧化反应混合物临界性质随着反应进程的变化规律；
The critical properties of both binary and ternary mixtures involved in the toluene disproportionation were measured by using a high-pressure view cell with visual observation.
为了开发低共熔组成酮麝香、二甲苯麝香混合物溶液结晶新过程，计算得到酮麝香、二甲苯麝香、溶剂三元相图。
In order to develop a new solution crystallization process to separate the eutectics of musk ketone and musk xylene, the ternary phase diagrams of musk ketone, musk xylene and solvent were calculated.
为了开发低共熔组成酮麝香、二甲苯麝香混合物溶液结晶新过程，计算得到酮麝香、二甲苯麝香、溶剂三元相图。
In order to develop a new solution crystallization process to separate the eutectics of musk ketone and musk xylene, the ternary phase diagrams of musk ketone, musk xylene and solvent were calculated.
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