Their burning transparence has something of the lightness of great purifications.
它们透明的火光有点像伟大净化的光芒。
2
In this study, urea inclusion method and molecular distillation method were applied in the purifications of ethyl ester of EPA and DHA.
用尿素沉淀法和分子蒸馏法研究了二十碳五烯酸(简称e P A)、二十二碳六烯酸(简称d H A)乙酯的分离提纯。
3
The products of the reactions must then undergo further physical treatment-separations, purifications, etc-for the final desired product to be obtained.