butene是什么意思？butene怎么读？butene例句及用法

1 . Duplication of bands in this region is also shown by trifluoropropyne and perfluoro 2 - butene .

三氟丙炔和全氟丁烯 -2 在这个区域也出现双重谱带.

来自辞典例句

2 . Duplication of bands in this region also shown by trifluoropropyne and perfluoro 2 - butene .

三氟丙炔和全氟丁烯 -2 在这个区域也出现双重谱带.

来自互联网

3 . The mass fraction of n - butene in mixed C 4 from catalytic cracking after etherized was approximately 40 %.

醚化后的催化裂化混合C4中含有质量分数约为40%的正丁烯,是生产丙烯的优质原料.

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4 . In addition, the reaction mechanism of bond isomerization of butene catalyzed by HF has been investigated.

此外, 对氟化氢催化丁烯的反应机理进行了探索研究,为研究水滑石催化反应机理打下基础.

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5 . The copolymer of propylene with a small amount of butene was prepared by heterogeneous Ziegler ? Natta catalyst.

用负载型Ziegler- Nata 催化剂合成了丙烯同少量丁烯的共聚物,考察了单体进料比对催化活性的影响,发现此体系存在“共单体效应”.

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1.丁烯

1 . 丁烯

poly - 1 - butene., 聚 1 － 丁烯.

2 . 直接水合法

butene催化剂, butene直接水合法, butene正丁烯

3 . 丁烯提

the process and importance of extractant regeneration of buteneenrichment vacuum system is briefly described and problems occurred during extractant regeneration are analyzed and summarized .简要叙述了丁烯提浓真空系统的萃取剂再生的工艺过程及重要性，并对萃取剂再生中存在的问题进行了分析与总结。

4 . 丁烯的反应

the oxidative dehydrogenation of butane to butadiene and buteneover V Mg O catalyst was studied by using inert membrane reactor ( IMR ) and conventional fixed bed reactor ( FBR ) .采用惰性膜反应器(IMR)和固定床反应器(FBR)研究了VMgO催化剂上丁烷氧化脱氢制丁二烯和丁烯的反应。

butene相关短语搭配

1 . 甲基溴

甲基蓝methyl bromide甲基溴methyl butene甲基丁烯methyl butyl ketone

1 . 丁烯二酸

3.药品性质: (1)丁烯二酸(butene diacid): 分子量116.03,两种异构物的物理性质不同,但他们的化学性质基本相同。 顺式异构物: 比重 1.590,熔点 130℃,在.

1 . 丁烯齐聚

advances in acid catalysts for butene oligomerization ., 丁烯齐聚酸性催化剂的研究进展.

1 . 二甲基丁烯

dimethyl butane 二甲基丁烷dimethyl butene 二甲基丁烯dimethyl carbate 驱蚊灵