• 基礎釋義
• 例句

• Thermometers are filled with fluids such as toluene or alcohol. 溫度計裝有甲苯或酒精.
• Experiment on the transesterification of jatropha curcas oil with p - toluene sulphonic acid as catalyst was studied. 實驗研究了麻瘋樹油在對 甲苯 磺酸催化劑的作用下與甲醇發(fā)生轉(zhuǎn)酯化反應生成脂肪酸甲酯(生物柴油)的情況.
• Isopropyl p - hydroxybenzoate was synthesized with toluene - p - sulfonic acid as catalyst. 以對 甲苯 磺酸為催化劑合成了尼泊金異丙酯.
• In toluene disproportionation, the catalytic activity is effected by the acidity and crystal size of catalyst. 對于甲苯歧化反應,其受催化劑的酸性質(zhì)、晶粒大小等因素綜合影響.
• And the excess volume of toluene - pyridine was measured with the dilatometer. 并用此膨脹儀測定了甲苯 - 吡啶體系的過量體積.
• The water - borne polyurethane was based on polyester diol and toluene diisocyanate etc. 以聚酯多元醇、甲苯二異氰酸酯為主要原料合成了 水性 聚氨酯乳液.
• Diglycol diacetate had been obtained with sulfuric acid or toluene - p - sulfonic acid as catalyst in lab. 研究了在實驗室條件下,以硫酸、對 甲苯 磺酸為催化劑合成二甘醇二醋酸酯的方法.
• The separation of acetone, ethanol, benzene, chloroform, toluene was performed on a 10 % PEG - 20 M Chromosorb - W - AW - DMCS column. 對樣品中殘留丙酮 、 乙醇 、 苯 、 氯仿 、 甲苯的分離選用10%PEG-20Mchromosorb -W-AW-DMCS 公譜柱.
• Chlorization - hydrolysis, electro oxidation and a method using p - nitro - toluene as starting material were described mainly. 重點介紹了氯化水解法 、 電化學氧化法及對硝基甲苯法.
• In this thesis, the Henry coefficients of DMF, butanone and toluene in DBP were measured. 論文測定了DMF 、 丁酮和甲苯在DBP中的亨利系數(shù).