查询词典 undecane

To study the analysis method of samples including a combination of dimethylformamide, undecane and butanone in the air of workshop.

［目的］研究工作场所环境空气中二甲基甲酰胺、十一烷和丁酮混合物一次吸附、一次分离的定量分析方法。

Comparing with those of steam distillation,the contents of undecane, nonane increased by SPME; and some components that would not be extracted by steam; disti llation were extracted by SPME, such as verbenol,yElenene,calarene,(1)aGurjunene,viridiflorol etc.

结论与水蒸气蒸馏法相比，固相微萃取法得到的十一烷、壬烷等烷烃的含量增加；并且提取出了水蒸气蒸馏法不能蒸馏出来的一些成分，如马鞭草烯醇、γ榄香烯、白菖烯、α古芸烯、绿花白千层醇等。

A method is introduced for quantitative determination of 1,2-dichloride ethylane by gas chromatography with PEG-20M chromatographic column,FID and using undecane as internal standard.

介绍用气相色谱仪、以PEG-20M色谱柱和FID检测器对1，2-二氯乙烷进行的一种定量测定方法，其内标物选用正十一烷。

A metal-organic complex thin film, constructed by Cu and a new organic material 3,9-dianthracene-10-(dicyanomethylene-9--2,4,8,10-tetrathiaspiro [5,5] undecane was reported. The device with a sandwich structure can be transferred from high to low-impedance under 6V with delay and switching times of less than 1000 and 30 ns, respectively.

开发出另一种新型有机分子材料3，9-双(10--9-亚甲蒽基-2，4，8，10-四硫杂螺[5，5]十一烷，该分子材料与Cu络合构成的电双稳薄膜Cu-AOSCN，阈值电压6V左右，跃迁时间小于30ns，弛豫时间小于1us。

An expansion monomer 3, 9-dihydroxymethyl-di (6-methyl-5 -hydroxyl)-2- heptanone-1, 5, 7, 11tetraoxaspiro [5, 5] undecane was synthesized and its volume change during polymerization is about +3.04%. Its prepolymer was also synthesized by toluene 2, 4-diisocyanide with it.

由三经甲基丙烷合成了螺环原碳酸酯单体3'、9'－二羟甲基－3'，9'-二乙基－1，5，7，11－-四氧杂螺环[5、5]十一烷单体（体积膨胀率＋3.04%）以及它的预聚物，并用其来改性环氧树脂B-63。

The compound 3, 9-bis (2＇, 4＇, 6＇-tribromophoxy)-2, 4, 8, 10-traoxa -3, 9-dip- hosphospiro [5.5] undecane -3, 9-dioxide (HFR-1) was prepared with pentaeryth- ritol, phosphorus oxychloride and 2, 4, 6-tribromophenoxy soldium by esterifica- tion and condensation reaction.

以三溴苯酚钠、三氯氧磷、季戊四醇为原料，通过酯化和缩合两步反应合成了阻燃剂3，9-双(2'，4'，6'三溴苯氧基)-2，4，8，10-四氧代-3，9-二磷螺环-3，9-二氧[5.5]十一烷。

But Severus escaped the hands of those that Julianus had sent to murder him and sent a letter to the praetorian guard, giving them the signal either to desert Julianus or to kill him.

赛维鲁总算逃过了尤利阿努斯派来的杀手，并写了一封信给罗马的禁卫军，向他们发出信号，要么抛弃尤利阿努斯，要么干掉他。他们立即服从了。

This text is in terms of this of " human nature ", it is under the influence of western literature human nature thought to probe into, awakening in human nature of novel works and all sorts of limitations that affectionate The school of Mandarin Duck and butterfly.

本文便是从"人性"这一角度，探讨在西方文学人性思想的影响下，清末民初鸳鸯蝴蝶派的言情、哀情小说作品在人性方面的觉醒与种种局限。