concentrated sulfuric acid

基本解釋

• [無(wú)化] 濃硫酸；發(fā)煙硫酸

英漢例句

雙語(yǔ)例句

• Preparation of methyl acetate from methanol and acetic acid by reactive rectification was investigated with concentrated sulfuric acid as catalyst.
  在中試反應(yīng)精餾塔中以濃硫酸為催化劑進(jìn)行了醋酸與甲醇反應(yīng)制備醋酸甲酯的試驗(yàn)。
• By the use of the new nitrating agent, the use of concentrated sulfuric acid was avoided and the reaction was environmental friendly with high atom economy.
  該方法通過(guò)改變硝化劑，不僅成功地避免了濃硫酸的使用，而且提高了原子經(jīng)濟(jì)性，具有良好的環(huán)境效益。
• The preparation of aqua mesophase pitch (AMP) was investigated by oxidation of coal tar pitch with mixtures of concentrated sulfuric acid and nitric acid.
  以煤焦油瀝青為原料，以濃硫酸和濃硝酸為氧化劑，可得到易溶于堿性水溶液的水性中間相瀝青。

• concentrated sulfuric acid更多例句

詞組短語(yǔ)

短語(yǔ)

• concentrated sulfuric acid pump 濃硫酸泵
• concentrated sulfuric acid calcinating 濃硫酸焙燒
• Concentrated Sulfuric Acid Cooler 濃硫酸冷卻器
• hot concentrated sulfuric acid 高溫濃硫酸
• diluting concentrated sulfuric acid 稀釋濃硫酸

• concentrated sulfuric acid更多詞組

專業(yè)釋義

化學(xué)

• 濃硫酸

  The experiment we use concentrated sulfuric acid to oxidize starch in order to prepare modified starch that the colour is brown-red,and then we did the starch and modified starch scale performance testing in different concentrations,temperature,Ca2+ concentration,pH.
  實(shí)驗(yàn)利用濃硫酸氧化淀粉制備了改性淀粉,其顏色為棕紅色;然后在不同濃度、溫度、Ca2+濃度、pH下,對(duì)淀粉及改性淀粉的阻垢性能進(jìn)行了測(cè)試。