溴 - 关于溴的双语例句 - 溴造句 - 语文书

为您找到58个与“溴”相关的双语例句：

Hexadecyl octyl dimethyl ammonium bromide and hexadecyl decyl dimethyl ammonitim bromide were synthesized.
合成了十六烷基辛基二甲基溴化铵和十六烷基癸基二甲基溴化铵两个新型杀生剂.
The 1,4 dialkoxynaphthalo 2,3 dinitriles were synthesized from 1,4 naphthoquinone by bromination, cyanation and O alkylation.
研究了以1,4-萘醌为原料,通过溴代、氰化和O-烷基化三步合成1,4-二烷氧基萘-2,3-二甲腈.
Methyl cis - cinnamate was synthesized from ethyl trans - cinnamate by bromination, dehydrobromination, esterification and catalytic hydrogenation.
反式肉桂酸乙酯经溴化、脱溴化氢、甲酯化和催化氢化合成了顺式肉桂酸甲醇.
Benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction, acylation, demethylation and bromination overall yield.
以水杨醛为原料,经缩合、还原、酰化、脱甲基、溴化反应制得苯溴马隆,总收率40.6%.
Tetrabromobisphenol A - di ( o - chloro benzyl ) ether is a novel efficient flame retardant.
四溴双酚A - 双 ( 邻氯苄基 ) 醚是一种新型高效阻燃剂.
Effects on the activities of urease and catalase from bronopol were studied.
研究了溴硝醇农药施入土壤后,土壤中脲酶和过氧化氢酶活性的变化情况.
A method was developed for the residue analysis of bromoxynil in soil and water.
本文研究建立了溴苯腈在土壤及水中的残留测定方法.
A sensitive analytical method of bromophenol - like marine flavors has been established using capillary gas chromatography - mass spectrometry.
建立了海产品中的溴酚类海洋风味素的毛细管气相色谱 - 质谱联用检测法.
Methods: The target compound was prepared through a four - step reaction from 4 - bromophenol .
方法以 4- 溴苯酚为原料,经4步反应制得目标化合物阿达帕林.
Objective : To observe the efficacy of MEBT in treating bromomethane freezing injury.
目的: 观察湿性医疗技术对溴甲烷冻伤的治疗效果.
CONCLUSION: Bromocriptine has definite hypoglycemic effect. It's hypoglycemic mechanism may not be hyperglycemic hormone level.
结论: 溴隐亭对糖尿病人有明确的降糖作用, 其降糖机理可能不是改变升糖激素水平.
Aim To establish an HPLC for determination the content of bromocriptine mesylate Tablets.
目的建立高效液相色谱法测定甲磺酸溴隐亭片的含量.
Bromobenzene, magnesium , antimony trichloride and bromine act as raw materials, dibromotriphenylantimony flame retardant is synthesized.
以溴苯、镁粉、三氯化锑、溴素为原料, 合成了二溴三苯基锑阻燃剂.
The impacts of multiple operative parameters on the sony - degradation of polychlorinated biphenyls and bromobenzene were investigated.
考察了多种操作参数对多氯联苯、溴苯超声波降解的影响.
In compounds such as chorobenzene, bromobenzene and thiophenol it lies close to the lower limit.
氯苯、溴苯和苯硫酚化合物的谱带出现于低限附近.
Derivatives of bromine are much more active than the corresponding one of chlorine.
溴的衍生物的活性要比相应的氯的衍生物大得多.
The number of cationic bromine and chlorine compounds is restricted.
溴、氯阳离子化合物的数量受局限.
The sample brominated epoxy resin enclosed in filter paper is burned in flask filling with oxygen.
溴化环氧树脂样品用滤纸包裹,置于充满氧气的烧瓶中燃烧.
A new method for determining the bromine content in brominated polystyrene was studied.
提出了测定溴化聚苯乙烯中溴含量的方法.
The main products of the company: Tetrabromobisphenol A, brominated epoxy.
公司主要产品品种: 四溴双酚A 、高分子溴化环氧阻燃剂.