methyl bromide是什么意思

网络释义

用法例句

Allylisothiocyanate–a potential alternative for methyl bromide in soil fumigation;

一种潜在的溴甲烷土壤消毒替代品—异硫氰酸烯丙酯

Study on fumigation with methyl bromide and its mixtures on wheat dwarf bunt;

溴甲烷及其混剂杀灭小麦矮腥黑穗病菌的研究

Study on methyl bromide penetration into pine wood packing materials;

溴甲烷对松木木质包装穿透性研究

It points out that the forced fumigation circulation method with CH_3Br, as the fumigant is suitable for bulk grain silos application.

介绍目前国际上散粮筒仓常用的两种熏蒸方式、两种熏蒸剂及筒仓气密性的有关问题,并提出散粮筒仓适合采用以熏蒸剂为溴甲烷的强制循环熏蒸方式。

With Yuan Mei treating drug and CH_3Br,the assimilation and utilization of minieral elements of replanted strawberry was studies.

试验研究了原美无公害草莓重茬病防治剂和溴甲烷两种药剂对重茬草莓矿质元素吸收利用效果的影响。

Methylene Bisthiocyanate was synthesized by dibromomethane with sodium thiocyanate in ethanol-water using compound R as phase transfer catalyst.

以二溴甲烷和硫氰酸钠为原料,乙醇-水为溶剂,化合物R为相转移催化剂合成了二硫氰基甲烷。

In order to improve the therapeutic efficacy of retinoid carboxylic acids,a symmetric type of methylene diester was designed and synthesized by coupling two molecular retinoid carboxylic acids with one molecular dibromomethane.

为了改善类维生素A酸的疗效,利用两分子类维生素A酸与一分子二溴甲烷偶联,设计合成了具有结构对称性的4种类维生素A酸甲叉二酯,即全反式维A酸甲叉二酯、异维A酸甲叉二酯、阿维A酸甲叉二酯、阿达帕林甲叉二酯,并以1H NMR,MS对它们进行了结构确证。

Bis(1-imidazolyl)methane was prepared using imidazole and dibromomethane as raw materials.

以二溴甲烷和咪唑为原料合成了二(1-咪唑基)甲烷。

Result comparison of heavy mineral separation with different specific densities of bromoform;

两种密度三溴甲烷分离重矿物效果的对比分析

Based on the summary of other approaches for conodont separation, this paper mainly introduces the experimental devices, procedure and major points of using heavy-liquid made up of bromoform and acetone to separate conodonts as well as the method to recycle heavy-liquid.

在简述牙形石的一般分离方法的基础上,重点介绍了用三溴甲烷和丙酮配制的重液来分离牙形石的实验装置、操作流程、注意事项以及重液的回收再利用;建议将重液的密度配制为2。

7 halogenated hydrocarbons in adhesives were determined with bromoform as internal standard by gas chromatography coupled with micro-electron capture detector(GC/ECD) after ethyl acetate ultrasonic extraction and filtration.

胶粘剂样品经乙酸乙酯超声波萃取、过滤后,以三溴甲烷为内标物,采用气相色谱/电子捕获检测器法(GC/ECD)测定其中7种卤代烃的含量。

Photocatalytic Degradation of Bromomethane on Sol-gel Derived Titania;

溴代甲烷在TiO_2上的光催化降解研究

SO42/TiO2 solid acids were used for the photocatalytic degradation of bromomethane, its photocatalytic activity was about 2-10 times higher than that of TiO2 photocatalyst under the same reaction conditions.

SO_2~(2-)/TiO_2固体酸可用于光催化降解溴代甲烷,其光催化性能明显优于TiO_2光催化剂。

monochloromonobromomethane type extinguisher

一氯一溴甲烷灭火器

bromotrifluoromethane gas system

三氟一溴甲烷气体灭火装置

The development of new type LJ-VH01 carborne MB vaporization dispensing equipment

LJ-VH01型溴甲烷车载汽化装置的研制

Methyl bromide as a quarantine treatment for Chlorophorus annularis(Coleoptera:Cerambycidae)

竹绿虎天牛溴甲烷熏蒸处理技术研究

Comparing properties of heptafluoropropane substituted for bromotrifluoromethane extinguisher;

七氟丙烷替代三氟溴甲烷灭火剂性能比较

Studies on the Distributions and the Sea-Air Fluxes of Methyl Chloride and Methyl Bromide in the East China Sea and the Yellow Sea;

东海和黄海中氯甲烷和溴甲烷的分布与海—气通量研究

Effect of sterilization with CH_3Br on root growth of soybean seedlings

溴甲烷土壤灭菌对大豆苗期根系生长的影响

Nursing of Neuropsychiatric Disorder Induced by Acute Methyl Bromide Poisoning

急性溴甲烷中毒致精神神经障碍的护理体会

CTAB (Cetyltrimethyl Ammonium Bromide)

溴化十六烷三甲基铵

bromochlorodifluoromethane [BCF] [halon 1211]

溴氯二氟甲烷〔1211灭火剂〕

bromotrifluoromethane [BTM] [halon 1301]

溴代三氟甲烷〔1301灭火剂〕

bromotrifluoromethane [halon 1301] [CF3Br]

溴三氟甲烷〔哈龙1301〕

bromochlorodifluoromethane [halon 1211] [CF2BrCl]

溴氯二氟甲烷〔哈龙1211〕

hexadecyl trimethyl ammonium bromide

溴化十六碳烷基三甲铵

cetrimonium bromide

溴化十六烷基三甲基铵

CETAB (cetyl trimethy1 ammonium bromide)

十六[烷]基三甲基溴化铵

METHODS By this method, iodomethane was replaced with bromoethane.

方法以溴乙烷替代碘甲烷进行烷基化反应。

dodecyl dimethyl benzyl ammonium bromide

十二烷基二十二甲基苄基溴化铵