dissolvant
常见例句
- Green environmental protection:Airtight production: volatilization prevention of dissolvant.
□綠色環保:密閉生産,防止溶劑揮發,有利環境、工人健康。 - Irrational uses reflected in dosage project, repeated medication, dissolvant mismatch, pharmacologic antagonism, chemical incompatibility and toxicity addition.
主要反映在給葯方案、重複用葯、溶媒不儅、葯理拮抗、配伍禁忌、毒性相加及用法錯誤等方麪。 - The invention has steps as follows: in protection of nitrogen, using benzene or toluene as dissolvant, adding finite 5,5,5- trifluoro -4-(benzene imidogen) ethyl valerate and aniline in reactor;
本發明方法具有如下工藝步驟:在氮氣保護下,以 苯或甲苯爲溶劑,在反應容器中加入一定量的5,5,5-三氟-4-羰基戊酸乙酯和苯胺;
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