The past rectification operation aiming at myopia refraction patients has developed the rectification treatment aiming at hyperopia and astigmia patients.
This article introduces the process design of rectification separation of methylnaphthalene and acenaphthylene fraction from Wash Oil with twin furnaces and twin column.
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
After analysis and determination on harmonic wave from rectification units operation, and understood hazardness of harmonic wave, the design project of harness was put forward.
A sheathed heater is used for the drying heater,Also the heater box had a structure to which rectification is added so that it has better temperatures and hot airset temperature is smaller.
Analysts said Monday's long-awaited licensing resumption signaled that the “rectification” of the gaming industry over the past months had been effective.
The Master replied, " What is necessary is to rectify names." " So! indeed! " said Tsze-lu. " You are wide of the mark! Why must there be such rectification? "
But by then her acceptance of her fate was so deep that she was not even upset by the certainty that all possibilities of rectification were closed to her.
Fernanda was frightened because until then she had really not had a clear indication of the tremendousinner force of her singsong, but it was too late for any attempt at rectification.
应用方法。
疗。
溶剂，对环己烷、环己烯和苯组成
业
冻结 9 个月，并于 4 月结束。
命运
能性都对她关闭了，她甚至没有感到不安。
