二 - 关于二的双语例句 - 二造句 - 语文书

为您找到1654个与“二”相关的双语例句：

Mars has an insubstantial atmosphere, consisting almost entirely of carbon dioxide.
火星的大气层极其稀薄，几乎全部由二氧化碳构成。
It'shows that the key step is the synthesis of 4 - methyl - dihydro - furan - 2 , 3 - dione.
研究结果表明关键步骤为原料 4- 甲基 -2, 3- 呋喃二酮的合成.
Compared with diolefine rubber, EPDM has less double bond.
与二烯烃橡胶相比, EPDM的双键很少.
The research of copolymerization of ethylene and diolefin has theory value as well as practical significance.
乙烯和共扼二烯烃的共聚合的研究不仅具有理论价值而且还有实际意义.
Polyether diol mainly adopts polytetramethylene ether glycol ( PTMEG ).
聚醚二醇主要采用聚四氢呋喃醚二醇 ( PTMEG ).
A diode used in this manner is called a rectifier.
按这种方式使用的二极管叫做整流管.
This diode produces about nine times more radiant power than that one.
这只二级管的耗散功率比那只大8倍.
FAD ( flavin adenine dinucleotide ) A derivative of riboflavin that is a coenzyme in electron - transfer reactions.
黄素腺嘌呤二核苷酸 ( FAD ):核黄素的衍生物,在电子传递反应中是一种辅酶,它作为各种脱氢酶的辅助基团起作用.
One is the flavin adenine dinucleotide ( FAD ), and the second is methenyltetrahydropteroylployglutamate ( MTHF ).
大肠杆菌photolyase含有两个辅基,分别为黄素腺嘌呤二核苷酸 ( FAD ) 和次甲基四氢叶酸 ( MTHF ).
Dinucleotide A compound of two nucleotides linked by their phosphate groups.
二核苷酸:由磷酸基团连接的两个核苷酸组成的化合物.
Using benzene as internal standard, the calibration factors of derivative of aldehydes 2,4 - dinitrophenylhydrazine ( DNPH ) were measured.
将醛类物质与2, 4- 二硝基苯肼 ( DNPH ) 的衍生反应液直接进样,以苯为内标物,测定了甲醛、乙醛等醛类物质DNPH衍生物的校正因子.
In the presence of acid and polyethylene glycol, phenol reacted with ceric ammonium nitrate 2, 4 - dinitrophenol.
在醋酸、相转移催化剂聚乙二醇存在下, 苯酚与硝酸铈铵反应生成2, 4- 二硝基苯酚.
The second order nonlinear optical material, 2,4 dinitrophenol ( DNP ) was synthesized.
合成了二阶非线性光学材料2, 4-二硝基苯酚 ( DNP),测试了其二次谐波产生(SHG ) 的强度和晶体结构.
Dinitrophenol, when applied to the leaf, reduced sucrose transport.
当二硝基酚施于叶子时, 减少了蔗糖的的运输.
Low cost 3, 4 - difluoro nitrobenzene was prepared from 2, 4 - dinitrochlorobenzene by two - step fluorination.
二硝基氯苯经二步氟化反应,制得低成本3, 4- 二氟硝基苯.
The method for the determination of 4, 6 - dinitro - cresol ( DNOC ) in fruits has been established with GC - MS .
利用气质联用(GC -MS )技术建立了水果中4, 6- 二硝基邻甲酚 ( DNOC ) 的测定方法.
An improved method for the synthesis of 3,7 - dinitro - 1,3 , 5,7 - tetraazabicyclo [ 3.3.1 ] nonane ( 3, DPT ) from 1 was proposed.
改进了由亚甲基二硝胺合成3,7 - 二硝基 - 1,3, 5, 7-四氮杂 [ 3.3.1 ] 壬烷 ( DPT ) 的方法.
Dimorphism The existence of two distinct forms.
二型现象:出现两种不同的类型.
The electric light seemed suddenly dimmer, and the atmosphere in the room was tense.
那一盏三十二支光的电灯突然好像缩小了光焰.房里的空气异常严肃.
A HPLC method for determining metronidazole ( MTZ ), ronidazole ( RNZ ) and dimetridazole ( DMZ ) in chicken muscle was developed.
建立了测定鸡肉中二甲硝咪唑、罗硝唑、甲硝唑残留量的方法.

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