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- A new approach for presulfiding of residue hydrotreatment catalyst was described. 介紹了一種渣油加氫處理催化劑預硫化的新方法。
- Research %26 Development of Catalyst and Refinery of Feul Oil. 燃料油精制工藝及催化劑的研究與發(fā)展。
- The activity of catalyst depends on the loading amount of Cu. 催化劑中Cu的擔載量是影響催化劑的活性的一個(gè)重要因素，在0-4.;35%25的范圍內，伴隨著(zhù)擔載量的增加，吲哚的選擇率同步增加。
- Initial temperature of catalyst bed is wholly too high. 提高起始反應溫度使催化劑床層溫度整體過(guò)高導致飛溫。
- A proper amount of catalyst will speed up the reaction. 添加適量的催化劑，會(huì )加快反應的速度。
- The results of TPR indicated that metal sulfides were the hydrogenation centers, after presulfiding the acid strength of catalyst increased, but the total acid quantity reduced. TPR表明，金屬硫化物是加氫活性中心，硫化后的催化劑酸強度增加，但總酸量減小。
- The results of TPR indicated that metal sulfides were the hydrogenation centers,after presulfiding the acid strength of catalyst increased,but the total acid quantity reduced. TPR表明,金屬硫化物是加氫活性中心,硫化后的催化劑酸強度增加,但總酸量減小。
- Many medicines are products of catalysts. 很多內服藥就是催化反應的產(chǎn)物。
- To lengthen the setting time: Increase amount of catalyst paste. 延長(cháng)固化時(shí)間增加催化糊劑的量。
- The effects of catalyst and solvent on the reaction were studied. 探討了催化劑、反應溶劑等對反應的影響。
- Isokinetic temperature is decreased with addition of catalyst. 催化劑能夠提高碳粉的氣化性能，使其等動(dòng)力學(xué)溫度降低，特別是當細化和催化同時(shí)作用時(shí)氣化反應效率更高；
- The butane conversion of catalyst aged in different pH has similar value. 在不同pH值老化的催化劑先驅體，經(jīng)活化后對丁烷的轉化率基本相同。
- Physicochemical property of catalyst had been studied by TPR,XRD,XPS and BET. 運用TPR、XRD、XPS、BET比表面等方法對Cu/TiO_2系催化劑的物理化學(xué)性質(zhì)進(jìn)行了表征。
- The effect of catalyst, epichlorohydrin and base on product yield was studied. 研究了催化劑用量、反應原料配比及?A用量對產(chǎn)物收率的影響。
- How can I persuade you of my sincerity? 我如何能夠讓你相信我的誠意？
- There is a vein of melancholy in his character. 他的性格中有少許憂(yōu)郁的氣質(zhì)。
- A bowl of hot chicken soup is good for you. 喝一碗熱雞湯對你有好處。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽團。
- For measuring abrasion of catalyst particles, three basic attrition test apparatus are used. 為了測定催化劑顆粒的磨損，可使用三種基本磨損測試裝置。
- This strain of wheat can grow during a cold spring. 這種小麥可以在寒冷的春天生長(cháng)。
