1、

In this dissertation, direct-fired lithium bromide absorption refrigerator is chosen to be as the cold source.

本论文采用直燃型溴化锂吸收式制冷机制取冷量来作为空调系统的冷源.

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2、

The process flow of steam absorption refrigerating and double-effect lithium bromide absorption refrigerating set were introduced.

介绍了常用的蒸汽吸收式制冷机组、双效溴化锂吸收式制冷机的工艺流程.

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3、

The absorption spectrum of neodymium enoxacin ( ENX) cetyltrimethylammonium bromide ( CTMAB) system was studied. Experimental results showed that absorption intensity of the Nd ENX complex was increased by adding cationic surfactant ( CTMAB).

详细研究了钕依诺沙星(ENX)十六烷基三甲基溴化铵(CTMAB)体系的常规吸收光谱和导数吸收光谱性质,发现阳离子表面活性剂对Nd ENX体系吸收强度有增强作用。

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4、

Tetrabutylammonium bromide ( TBAB ) was found to be the most effective phase-transfer catalyst in this reaction.

本实验中,四丁基溴化铵 ( TBAB ) 是最有效的相转移催化剂.

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5、

Ethyl bromide or iodide at 20 torr was irradiated by a TEA CO2 laser. The reaction products were identified by means of infrared spectrometry, gas chromatography and CW CO2 laser photoacoustic spectroscopy.

~20托溴乙烷或碘乙烷用TEA CO2激光辐照,其产物用红外光谱、气相色谱和CW CO2激光光声光谱检测。

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6、

The effect of chloroacetyl chloride and bromoacetyl bromide on yields of intermediates and nitrazepam was compared.

比较了氯乙酰氯和溴乙酰溴对中间体及硝基安定收率的影响.

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7、
8、

In the presence of the phase transfer catalysts such as tetramethylammonium bromide, tetraethylammonium bromide or polyethylene glycol ( MW 400 and 6,000), lithium hydroxide is the best alkali among lithium hydroxide, sodium hydroxide and potassium hydroxide.

研究表明在溴化四甲基铵、溴化四乙基铵、聚乙二醇(分子量为6000)和聚乙二醇(分子量为400)相转移催化体系中,氢氧化锂最好,氢氧化钾次之,氢氧化钠最次。

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9、

The salts used are sodium chloride, sodium acetate, sodium n-butyrate, sodium benzoate, sodium benzene sulphonate, tetramethylammonium bromide, tetraethylammonium bromide, and piperidine hydrochloride, most of which possess one kind of large ion.

所用的盐有氯化钠、乙酸钠、丁酸钠、苯甲酸纳、苯磺酸钠、溴化四甲基铵、溴化四乙基铵和六氢呲啶盐酸盐。

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10、

The addition of hydrogen bromide involves the attachment of an anionic nucleophile in the final step.

溴化氢加成的最后一步,是负离子亲核试剂的附加.

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11、

The results showed that zeolite modified by hexadecyl trimethyl-ammonium bromide ( HTAB ) has higher adsorptive ability.

研究结果表明:用十六烷基三甲基溴化铵 ( HTAB ) 改性沸石可增强吸附性能.

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12、

Analyses the source of non-condensable gas and its bad impact on Lithium Bromide absorption chillers.

分析了机组不凝性气体的来源,并阐述其对机组的不利影响.

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14、

Triglycidyl isocysnurate was prepared from Cysnuric acid with epichlorohydrin in the presence of N-Dodecyl-N, N-dimethyl-benzyl bromide.

本文采用异氰尿酸与环氧氯丙烷在N-十二烷基-N, N - 二甲基 - 苄基溴化铵催化下,制取三(环氧丙基)异氰尿酸酯.

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15、

Many believe that the scientific evidence of methyl bromide's ozone-depleting effects is undeniable.

很多人相信,有关甲基溴化物有破坏臭氧层的作用的证据不是无可置疑的.

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16、

After that meeting, there was pressure to add methyl bromide as a controlled , ozone-depleting substance.

那次会议之后, 将甲基溴化物加入限制使用的行列(对臭氧层亦有破坏作用)就有了很大压力.

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17、

In organic bromide turn thing production line, it is usually by-product large quantity hydrobromic acid.

在有机溴化物的生产过程中, 往往副产大量氢溴酸废液.

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18、

The writer analyzed the and disadvantage on phasing-out methyl bromide in China.

本文分析了我国淘汰甲基溴的利弊.

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19、

The reaction of tosylate or benzyl bromide containing stopper with 4,4 ′-bipyridine was carried out under solvent-free.

通过固相熔融的方法,使4,4′-联吡啶与磺酸酯或苄溴进行反应。

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20、

Run out: Output film or bromide from a phototypesetting machine.

曝光片: 从照相排字机输出的菲林或相纸.

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