查詢?cè)~典 Lewis acid
- 與 Lewis acid 相關(guān)的網(wǎng)絡(luò)例句 [注：此內(nèi)容來(lái)源于網(wǎng)絡(luò)国产东北老妓女视频在线播放，僅供參考]
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The results indicated that the amounts of both Brnsted and Lewis acid sites were decreased with the increase of modification temperature.
結(jié)果表明，隨著氟硅酸銨處理溫度的提高国产A级特黄的片子试看，HMCM-22分子篩的B酸和L酸中心的酸量均逐漸減少日本视频一区在线观看。
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Their hydrolysis promoted by Lewis acid was also investigated under the same conditions.
在固相機(jī)械研磨條件下合成二氯吖丙啶化合物激情免费视频，并研究了它們的水解反應(yīng)www.玖玖玖。
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silicon-based Lewis acid ; development ; synthesis ; application
含硅路易斯酸一级特黄色片欧美色图；發(fā)展；合成很色很黄很污的网站在线看；應(yīng)用
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The incorporation of titanium into the silica framework provoked mainly a proportional increase of Lewis acid sites.
鈦的并網(wǎng)到硅土框架里挑釁了路易斯酸站點(diǎn)主要比例增量黄色网站日韩观看免费。
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AlEt〓/THF served as both Lewis acid and reducing agent in this reaction.
而且，AlEt〓在該反應(yīng)中既是路易斯酸，又是還原劑日韩ww频在线免费观看。
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Both the amounts of Bronsted and Lewis acid on phosphate-modified MCM-49 were decreased.
在實(shí)驗(yàn)條件下二级免费黄片国产， MCM-49分子篩的丙烯轉(zhuǎn)化率為99.6%，異丙苯選擇性為75.3%国产精品特黄特级AAAAAA片。
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Recent progress in the applications of non-enzymatic system about Lewis acid and base tokinetic resolution reactions of racemes is reviewed.
本文討論了路易斯酸及路易斯堿催化體系在外消旋體動(dòng)力學(xué)拆分反應(yīng)中應(yīng)用的最新進(jìn)展一级A片岛國。
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The catalytic systems of Lewis acid and base are useful ways in the non-enzymatic catalysis.
在非酶催化反應(yīng)中，路易斯酸堿催化是比較常用的方法欧美大胆一级视频，它們被廣泛地用于多種外消旋體的動(dòng)力學(xué)拆分反應(yīng)中黄色网站免费观看视频国产，目前在該領(lǐng)域取得了很大的進(jìn)展。
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The cat-alytic systems of Lewis acid and base are useful ways in the non-enzymatic catalysis. They were widely used to different kinds of kinetic resolution reactions. At present, mighty advances have been made in the field.
在非酶催化反應(yīng)中人妻系列无码专区系列，路易斯酸堿催化是比較常用的方法，它們被廣泛地用于多種外消旋體的動(dòng)力學(xué)拆分反應(yīng)中黄色高清无码在线，目前在該領(lǐng)域取得了很大的進(jìn)展特级欧美婬片免费高直播播放。
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The catalytic systems of Lewis acid and base are useful ways in the non-enzymatic catalysis. They were widely used to different kinds of kinetic resolution reactions.
在非酶催化反應(yīng)中，路易斯酸堿催化是比較常用的方法视频:黄片公司，它們被廣泛地用于多種外消旋體的動(dòng)力學(xué)拆分反應(yīng)中欧美黄色成年网站视频，目前在該領(lǐng)域取得了很大的進(jìn)展。
- 推薦網(wǎng)絡(luò)例句
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However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.
然而黄色工厂在线看，正如其名字所指出的那樣麻豆A片在线观看，CD盤不能寫，也不能用任何方式改變其內(nèi)容人人草网。
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Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.
鍍鋅鋼托盤多用于出口视频一区二区久久91，替代木托盤，免薰蒸一级婬片又大又长又粗，符合歐盟Ⅴ片视频免费在线观看、北美各國(guó)對(duì)出口貨物包裝材料的法令要求；噴涂鋼托盤適用于重載上貨架之用男女激情网站，托盤表面根據(jù)需要制作成平板狀国产精品资源网在线观看、波紋狀及間隔形式，滿足不同的使用要求色综合91。
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A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.
付款指令文件可從您的 ERP 系統(tǒng)上傳到我們的電子銀行系統(tǒng)來(lái)只是國(guó)內(nèi)及對(duì)海外各種幣種付款人人爽人人看人人硬。