乙醚
- 与 乙醚 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Aether Antiboss can hide individual files as well as whole folders with all their contents, including all subfolders!
乙醚antiboss可以隐藏个人档案,以及整个文件夹的所有内容,包括所有子文件夹!
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This paper relates to the preparation of phosphorus pentafluoride and the solubility of phosphorus pentafluoride in aether.
本论文对以五氧化二磷和无水氟化氢为原料制备五氟化磷的工艺和五氟化磷在乙醚中的溶解度进行了初步研究。
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In this paper, the garlic oil was prepared by extraction with aether as solvent.
采用乙醚萃取法提取了大蒜油,并研究了大蒜油对木霉和根霉的抑菌作用。
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This mysterious zephyr would be nearly impossible to detect because the aether only infinitesimally affected the surrounding material world.
这支神秘舞团将几乎无法察觉,因为只有无穷乙醚影响周围的物质世界。
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As a consequence, by the late nineteenth century the aether was assumed to be an immovable rigid medium.
如此一来,由已故的19世纪不动产乙醚假定为刚性中等。
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After treating with 1% pancreatin,lecithinase C and 10% aether,the allantoic fluid of this virus could agglutinate the erythrocytes of chicken,sheep,human being,mouse and rabbit,while the allantoic fluid of this virus without this treatment had no this agglutinative activity.
经浓度1%胰酶、卵磷脂酶C和10%乙醚处理后,该病毒尿囊液可以凝集鸡、绵羊、人、小鼠和兔的红细胞,而未处理的病毒尿囊液则无此凝集活性。
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The result of TLC shows that the three plants of Ajuga contain analogical chemical composition. three plants all contain luteolin.A. decumbens and A.nipponensis all contain esdysterone exclude A.dictyocar. But the latter contained higher amount than the former. TLC of A.dictyocar shows more differences. Thin-layer chromatography can sever as evidence to identificate them.
薄层色谱的结果表明,3种药材的乙醚提取液中均含有木犀草素,且化学成分基本一致;除网果筋骨草外,金疮小草和紫背金盘的正丁醇提取液中均含有蜕皮甾酮,而前者的含量较高,网果筋骨草的色谱与其余二种存在较大差异,薄层色谱法可以鉴别这3种药材。
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N -alkylation of aniline by diethyl ether on Al 2O 3 was studied.
研究了在氧化铝催化剂上,苯胺与乙醚气相N -乙基化反应的动力学,得到了幂函数型动力学模型。
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Crystallization was the key step in the process of extraction of amygdalin. Considering the purity and crystallization ratio of amygdalin, the amounts of ethanol and ether was chosen as 1:18 and 1:0.4, crystallization time was 36h.
结晶是分离、纯化苦杏仁苷的主要步骤,本文综合考虑结晶纯度和结晶得率,乙醇添加比为1:18,乙醚添加比为1:0.4 ,结晶时间选择36h。
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It can be mutually dissolved with water, methanol, ethanol, amyl alcohol, phenol, glycerin and so on.
乙二醇闪点为116℃,沸点为197.6℃,燃点为121℃,常温下为无色透明粘稠液体,易吸潮,与水、甲醇、乙醇、戊醇、苯酚、甘油等互溶,微溶于乙醚。
- 推荐网络例句
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But we don't care about Battlegrounds.
但我们并不在乎沙场中的显露。
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Ah! don't mention it, the butcher's shop is a horror.
啊!不用提了。提到肉,真是糟透了。
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Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.
Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。