查询词典 hydrogen
- 与 hydrogen 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
Proton exchange membrane fuel cell is considered as one of the best energy and a method of hydrogen use.
燃料电池被认为是发展最好的能源和未来最理想的氢能利用方式之一,因此,燃料电池发电技术的研究和开发成为目前全世界的研究热点。
-
And then the functionalized carbon nanotube, partial platinum salt and all transition metal M salt are stirred and reflow for certain time, added with rest platinum salt to continue to reflow, cooled, washed centrifugally, dried and carried out heating treatment in a hydrogen atmosphere, thus obtaining the anchoring platinum catalyst of the transition metal on the carbon nanotube.
然后将功能化的碳纳米管与部分铂盐和全部过渡金属M盐在多元醇溶剂中搅拌回流一定时间后,加入剩余的铂盐继续回流,冷却,离心洗涤,烘干,最后在氢气气氛中热处理,得到碳纳米管上过渡金属锚定铂催化剂。
-
It's not currently known whether hydrogen peroxide is present on Ceres, but nothing rules it out, either.
目前,在 Ceres 上是否存在双氧水还不知道,但是也没有任何证据能说明其不存在。
-
In this dissertation, Hydrogen production by steam reforming of ethanol has been investigated over ceria supported Ir and Ni catalysts. The catalytic performance of Ir and Ni catalysts supported on different metal oxides were also studied.
本论文重点研究了氧化铈担载的Ir和Ni催化剂上的乙醇水汽重整制氢反应,同时也考察了不同载体担载的Ir,Ni催化剂。
-
Comparing result data of hydrogen masers and cesium clocks are also presented in detail.
研究了频率比对时差测量法在NTSC守时系统中的应用,给出了实际测试结果。
-
The method involves exposing the cells to a compound having the formula I in which: w is a nucleic acid x is a non-amino acid or non-peptide nucleic acid binding group y is a spacer having a chain length equivalent to 1-30 carbon-carbon single covalent bonds or is absent R4 is H or halogen or CH2O-R3; and R1, R2 and R3 are the same or different and are either hydrogen, methyl, ethyl, alkyl, alkenyl, hydroxylated alkyl, hydroxylated alkenyl groups or ether containing alkyl, alkenyl, hydroxylated alkyl or hydroxylated alkenyl groups optionally being an acyl group having a carbon chain length equivalent to 3-24 carbon atoms saturated or unsaturated, with the proviso that at least one of R1, R2 or R3 includes a group having a carbon chain of 3-24 carbon atoms saturated or unsaturated, or to a compound having the formula II in which: w is a nucleic acid x is a non-amino acid or non-peptide nucleic acid binding group y is a space having a chain length equivalent to 1-30 carbon-carbon single covalent bonds or is absent, R5 is alkyl, alkenyl, hydroxylated alkyl, hydroxylated alkenyl group or ether containing alkyl, alkenyl, hydroxylated alkyl or hydroxylated alkenyl group optionally being an acyl group having a carbon chain length equivalent to 3-24 carbon atoms saturated or unsaturated, with the proviso that R5 includes a group having a carbon chain of 3-24 carbon atoms saturated or unsaturated.
该方法包括使细胞暴露于具有式的化合物,在式中:w是核酸,x是非氨基酸或者非肽核酸结合基团,y是具有等于1―30个碳―碳单共价键的链长的间隔基或者不存在,R4是H或者卤素或者CH2O-R3;R1、R2和R3是相同的或者不同的并且是氢、甲基、乙基、烷基、链烯基、羟基化烷基、羟基化链烯基或者包含烷基、链烯基、羟基化烷基或羟基化链烯基的醚,任选地是来源于具有等于3―24个碳原子的碳链长的饱和或不饱和脂肪酸的酰基,其条件是R1、R2或者R3的至少一个包括具有3―24个碳原子的饱和或不饱和碳链的基团,或者使细胞暴露于具有式的化合物,在式中:w是核酸,x是非氨基酸或者非肽核酸结合基团,y是具有等于1―30个碳―碳单共价键的链长的间隔基或者不存在,R5是烷基、链烯基、羟基化烷基、羟基化链烯基或者包含烷基、链烯基、羟基化烷基或羟基化链烯基的醚,任选地是具有等于3―24个碳原子的饱和或不饱和碳链的链长的酰基,其条件是R5包括具有3―24个碳原子的饱和或不饱和碳链的基团。
-
Nylon, for example, is a manmade fibre with molecules made out of carbon chains in which atoms of nitrogen, hydrogen, and oxygen fit in a particular arrangement.
例如,尼龙就是一种人造纤维,这种纤维由碳链组成的分子构成,而在碳链中,氮、氢和氧原子处于特殊排列状态。
-
As the structure and properties of DNA are related to environment, the base-stacking and hydrogen-bond interactions change as one variable of the environment conditions.
DNA的分子结构和特性与环境因素密切相关,当环境条件改变时,碱基的堆积、氢键相互作用以及磷酸基团之间的斥力都将随之改变。
-
Hydrogen is the lighted chemical element of all.
氢是所有化学元素中最轻的元素。
-
We refer specifically to the "HYDROGEN AND NUETRONS ATOMIC BOMB", as well as other terrible explosives CHEMICAL WARFARE.
我们特别谈到"氢和中子弹",以及其它可怕的化学战争。
- 推荐网络例句
-
This one mode pays close attention to network credence foundation of the businessman very much.
这一模式非常关注商人的网络信用基础。
-
Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.
扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。
-
There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.
双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。