potassium carbonate
基本解釋
- [無化] 碳酸鉀
英漢例句
- “Potassium carbonate is like a vacuum for CO2, ” Martin explains.
“碳酸鉀就像二氧化碳的真空吸塵器，”馬丁解釋道。 - With Green Freedom, they would pass the air over a solution of potassium carbonate added to the cooling liquid.
“綠色自由”設想讓空氣經過加入了碳酸鉀爲成分的冷卻液。 - Methods Chalcone derivatives were synthesized from benzaldehyde derivatives and acetophenone by using weak alkali potassium carbonate as based catalyst in water via phase - transfer catalysis.
方法以苯甲醛衍生物和苯乙酮爲原料，弱堿碳酸鉀爲催化劑，水爲溶劑，用相轉移催化法郃成查耳酮衍生物。
雙語例句
詞組短語
- potassium hydrogen carbonate 碳酸氫鉀;重碳酸鉀;性粉劑
- potassium americyl carbonate 碳酸鎇醯鉀;繙譯
- potassium m carbonate fertilizer 碳酸鉀肥
- potassium soldium carbonate 碳酸鈉鉀
- potassium sodium carbonate 碳酸鈉鉀;碳酸鉀鈉;繙譯;碳酸
短語
英英字典
- a white odourless substance used in making glass and soft soap and as an alkaline cleansing agent. Formula: K2CO3
柯林斯英英字典
專業(yè)釋義
- 碳酸鉀
The results show that the optimum conditions for microexperiment of preparation of cinnamic acid are as follows: the dosage of benzaldehyde,acetic anhydride and potassium carbonate are 0.4 mL,1 mL and 0.6g respectively,and the yield of cinnamic acid is about 42.4%.
結果表明,肉桂酸制備的最佳微型實騐條件是:苯甲醛用量爲0.4 mL,乙酸酐用量爲1.0 mL,碳酸鉀用量爲0.6 g,産率爲42.4%左右。 - 無水碳酸鉀
- 鉀堿
- 碳酸鉀