• 基礎釋義
• 例句

• The synthesis of monomethyl hydrazine was investigated with dimethyl phosphite as methylating agent. 以亞磷酸二甲酯為甲基化試劑,一步合成了單取代的一甲基肼.
• Dimethyl carbonate is synthesized directly from carbon dioxide and methanol in the presence of magnesium methoxide. 報道一種在甲醇鎂作用下,由二氧化碳及甲醇直接合成碳酸二甲酯的反應過程.
• N , N - dimethyl - 2 - mercapto - nicotinic amide is an important synthetic intermediate for drug and pesticide. 二甲基 -2- 巰基煙酰胺是重要的醫藥和農藥中間體.
• In this paper a new method on the dimethyl malonate has been proposed. 本文通過對丙二酸二甲酯合成新方法的研究,收率達到80%以上.
• The process of cyanide free silver pulse electroplating is investigated in 5, 5 - dimethyl hydantoin ( DMH ) bath. 研究了5, 5- 二甲基乙內酰脲 ( DMH ) 無氰脈沖鍍銀工藝.
• A cyanide free silver electroplating process with 5, 5 - dimethyl hydantoin as coordination agent is studied. 研究了5, 5- 二甲基乙內酰脲為配位劑的無氰鍍銀工藝.
• Several kinds of novel extraction solvents were presented which mainly included N - formylmorpholine, dimethyl formamide, etc. 介紹了石油化工領域采用的幾種優良抽提劑,包括N - 甲酰嗎啉 、 二甲基甲酰胺等.
• The main products of PET supercritical methanolysis are dimethyl terephthalate ( DMT ) and ethylene glycol ( EG ). 紅外光譜檢測解聚產物是純度很高的對苯二甲酸二甲酯 ( DMT ) 單體和乙二醇.
• Process for synthesizing dimethyl phthalate ( DMP ) for phthalic anhydride and methanol has developed. 研究以苯酐、甲醇為原料合成鄰苯二甲酸二甲 酯 的方法.
• Solubility: Insoluble in water, but soluble in dimethyl benzene, chloroben , DMF, dimethylphthalate and dibutyl phthalate. 溶解性: 不溶于水, 能溶于二甲苯 、 鄰二氯苯、二甲基甲酰胺 、 鄰苯二甲酸二甲酯和鄰苯二甲酸二丁酯.