determination of anthracene in coal tar crude anthracene by capillary gas chromatography

  • 毛细管气相色谱法测定煤焦油粗蒽中蒽的含量
  • 来源:互联网摘选更新时间:2026-07-14 01:23:07

  • 重点词汇
  • coal tarn.煤焦油;煤黑油;
  • gasn.气体;[矿业] 瓦斯;汽油;毒气;
  • ofprep. 关于;属于…的;由…制成;
  • crude anthracene[化] 粗蒽;
  • byprep. 在…旁边;表示方式;由于;经过;到…之前;
  • inprep. 在里面;在(某范围或空间内的)某一点;在(某物的形体或范围)中;在…内;在…中;进入
  • chromatographyn.套色版;层析法;
  • anthracenen.(从原油中提炼,用于化学制剂的)蒽;
  • 相关例句
1、

study of extraction of phenanthrene from crude anthracene

粗蒽中提取菲的研究

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2、

a method for preparing anthraquinone from crude anthracene liquid oxide.

粗蒽液相氧化制取蒽醌的方法。

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3、

called hylozoic ground, the installation is covered in sensors, microprocessors, mechanical joints and filters.

这个装置被形象地称为“生命空间”,它被感应器,微型处理器,机械连接装置和过滤器覆盖包围。

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4、

or his wrong-footing of the poles by abruptly changing america's missile-defence plans?

突然下令改变美国导弹防御系统计划的失足?

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5、

a week before the toronto meeting in july, china said it was abandoning its currency peg to the dollar, wrong-footing its critics again.

在今年7月的多伦多峰会召开前一周,中国表示,将放弃盯住美元的汇率制度,这再一次令批评者们方寸大乱。

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6、

mind, no practice is not quillet, if only u think comprehensivly, nothing is impossible.

头脑,不要用没有经验当借口,一切都是靠人做的,只要考虑周全一切皆有可能。

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7、

"it is important that drinkers understand that adding caffeine to alcohol does not enhance safety, " said howland.

“重要的是让人们明白喝含咖啡咽酒精饮料前不能提高安全。”霍德兰说。

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8、

nikumaroro, formerly gardner island, is an atoll about four hundred miles southeast of howland.

尼库马罗罗岛(Nikumaroro),原为加德纳岛(GardnerIsland),是个环礁岛,距霍兰德东南约四百公里。

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9、

during the next leg of the trip, they departed new guinea for howland island, a tiny island in the middle of the pacific ocean.

在下一段旅程中,他们自新几内亚起飞,准备飞往一座座落在太平洋中间,名叫豪兰岛(HowlandIsland)的小岛。

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10、

the romanticism "gotterdammerung" has since been on the wane after wagner.

浪漫主义的“神界”在瓦格纳之后,开始走向了黄昏。

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11、

one can't have a soccer team comprised entirely of all-star goalies .

组建一个足球队不能全部用全明星守门员。

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12、

i was saying the other day, how often the most vulnerable area for goalies is between their legs.

前几天我说守门员两腿之间往往是最薄弱的部分。

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13、

you may need a good goalies for instance. take your time however.

比如说不论如何你都需要一个好的门将。

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14、

now, new research might give goalies the upper hand.

不过现在,新的研究成果或许可以帮上守门员一忙。

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15、

i believe this team's goal may be kept by academy goalies for years to come.

我相信这支球队的目标可能是在未来几年保持学院守门员。

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16、

have not tried anything on the opponent defence or goalies either, thus not sure how anything works on that side of the field.

没有试过对对方的防守球员和守门员进行针对性设置,所以不确定在对方半场会发生什么。

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17、

more than 80 percent of the time, studies show, even the best goalies guess wrong.

经研究显示,就算是世界上最好的守门员,超过80%的时候都会判断错误。

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18、

to figure out how good goalies might up their odds, scientists attached motion detectors to college-level penalty kickers.

为了弄清楚守门员究竟会如何提高胜算,科学家们找来一些具有大学水平的点球踢球者并在他们身上装上运动探测器。

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19、

goalies also have many new animations so their reactions are more realistic, particularly on second saves.

守门员也有更多的动作,这样他们的反应更加真实。

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20、

good goalies may be able to read those subtle cues . meaning that they use their hands , and their heads .

优秀的门将能够读出这些隐秘的身体暗示。也就是说,他们不仅四肢发达,头脑也不简单哦。

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