Nitrile is a copolymer of butadiene and acrylonitrile.

1、

Sealing Material : O-shape or U-shape seal ring; butadiene acrylonitrile rubber, fluorine rubber.

密封材料: O形或U形密封圈; 丁晴橡胶、氟橡胶.

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2、

Nickel fastens butadiene rubber product to already achieved international banner level.

镍系顺丁橡胶产品已达到国际领先水平.

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3、

A synthetic rubber made from the polymerization of butadiene sodium.

丁二烯的衍生物,用于聚合制成氯丁橡胶.

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4、

A flammable gaseous fraction of petroleum, consisting chiefly of butane.

粗丁''.'烷'.''石油中易燃的气体部分, 主要由丁''.'烷'. ''组成.

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5、

KX 50 butane flow proportional counter is described and its plateau characteristic is determined.

实验证明用丁烷作为流气式正比计数管的工作气体是可行的.

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6、

The polyhedral flame has been observed clearly when butane burns in some laminar, conditions.

在一定条件下,层流预混气体燃烧过程中可清晰地观察到多棱火焰现象.

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7、

Butane is found into both oil and natural gas.

丁烷气体是从石油和天然气中找到的.

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8、

A mathematical model was established for catalytic dehydrogenation of butane in plug flow membrane reactor.

建立了模拟真实实验室膜反应器的数学模型:活塞流数学模型.

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9、

The polyhedral flame has been observed when butane burns in some laminar conditions.

在丁烷层流预混气体的燃烧过程中清晰地观察到多棱火焰现象.

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10、

Other are less common, can include ethane, propane, butane and light and heavy naphtha.

其它不常用的原材料包括乙烷、丙烷、丁烷以及轻、重石脑油.

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11、

The butane conversion of catalyst aged in different pH has similar value.

在不同pH值老化的催化剂先驱体,经活化后对丁烷的转化率基本相同.

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12、

The main component in 4 # solvent is liquefied butane.

四号溶剂主要成分为液化丁烷.

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13、

Synthesis of n-butyl chloro acetateacid and n-butanol in the presence of stannic chloride pentahydrate was studied.

在五水四氯化锡存在下,由氯乙酸和正丁醇合成氯乙酸正丁酯.

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14、

The mechanism of dehydrogenation of secondary butanol and the catalyst characteristics and regeneration steps were introduced.

简单地介绍了仲丁醇脱氢反应的机理、催化剂的特点和催化剂的再生步骤.

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15、

Tri-butyl citrate was synthesized from citric acid and butanol catalyzed by acidic bentonite.

以柠檬酸和正丁醇为原料,在自制酸性膨润土催化下合成了柠檬酸三丁酯.

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16、

The added n-butanol facilitates the formation of F 127 micelles and makes the CMT of F 127 solutions decrease.

正丁醇的加入有利于F127单体分子聚集形成胶束,使得F127溶液的CMT降低.

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17、

Synthesis of dibutyl sebacate from decanedioic acid and butanol by a self-made catalyst.

采用自制的催化剂,运用条件实验法,以癸二酸、正丁醇为原料直接酯化合成癸二酸二丁酯.

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18、

Objective : To study the anti-inflammatory and analgesic activities of ipomoea pescaprae ( IP )-butanol extract andanti-inflammatory mechanism.

目的: 研究马鞍藤 ( IP ) 正丁醇提取物抗炎镇痛作用及机制.

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19、

Etherification of butanol with ethylene oxide by a new style solide acid catalyst is investigated.

研究了丁醇和环氧乙烷在一种新型固体酸催化剂上的醚化反应.

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20、

Methods Three different concentrations of the n-butanol extract of MOH ( BEM ) : 0.038 g · L ~ (-1 ), 0.11 g · L ~ (-1 ) and 0.34 g · L ~ (-1 ) were prepared.

巴戟天醇提取物 ( BEM ) 配成含生药0.038g·L~ ( -1)、0.11g·L~ ( -1 ) 、 0.34g·L~ ( -1 ) 三种浓度药液.

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