查询词典 methane

And then there is methane, a primary contributing gas in global warming and ozone layer depletion.

此外还有沼气，那是促使全球气候变暖和臭氧层减少的主要气体。

In order to understanding the decomposition behaviors of natural gas hydrate in situ,the experiments of methane hydrate decomposition by depressurization in quartz sands of 40 to 20 mesh were carried out.

为了解自然赋存条件下天然气水合物的分解性质，本研究在20～40目石英砂中进行了甲烷水合物降压分解实验。

In this paper, experimental work of the decomposition of methane gas hydrate by depressurization in porous media was carried out with the 1D experimental apparatus.

在天然气水合物一维分解模拟系统上进行模拟多孔介质中水合物降压分解的实验。

Moreover, the dew point of water vapor and recovery of methane meet the requirement of application.

现场试验结果与模拟计算结果具有一致性，同时模拟计算的结论也在试验中得到验证。

Diamond films for field emission are prepared heterogeneously on (100)-oriented Si substrates in hot filament chemical vapor deposition process,raw materials are a gas mixture of methane and hydrogen,and substrate temperature is lower than 800℃.

以甲烷和氢气的混合气体为原料，用热丝化学汽相淀积法，在(100)硅衬底上800℃温度时异质生长出适合场发射的金刚石薄膜。

High purity of methane in acetate-fed digester was due to dissolution of carbon dioxide in high pH effluent.

而乙酸进料的反应器所产生的高纯度甲烷源於高pH值的出水对沼气中二氧化碳的吸收。

Since COD reduction is stoichiometrically related to methane production, the anaerobic digester performance can be easily calculated.

由于从化学论量上讲，COD的降解于甲烷产量有关，因此厌氧性消化装置的性能可以很容易地计算出来。

When used as specified, a 6-cubic meter biogas digester can produce 500 cubic meters of biogas per year with a methane content of 60%.

在正常使用情况下，一口6立方米沼气池每年可产生沼气约500立方米，沼气中甲烷含量为60%。

The study mainly aims at the optima composition and suitable technological conditions of stearoylbenzoyl-methane--one of theβ- diketone compounds prepared from methyl stearate and phenyl ethyl ketone under alkaline catalysts.

主要研究采用硬脂酸甲酯和苯乙酮在强碱类催化剂作用下制备β二酮化合物之一的硬脂酰苯甲酰甲烷的最佳配方和适宜的工艺条件。

This paper reports results of Tin doped fibre pumped by a semiconductor laser diode as an optical source for methane gas detection. The spectral characteristics of the Tm doped fibre pumped by the 788 nm laser diode is studied experimently and the fibre source is used in a correlation spectroscopy measurement system.

报道了以半导体激光器泵浦掺Tm3+光纤为光源的甲烷气体相关光谱检测系统，研究了788 nm波长泵浦下掺Tm光纤光源的一些光谱特性，并在实验上用这种光源及系统对甲烷气体作了测量。

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。