查询词典 tris nitro-methane

Temperature and pressure are two important factors during methane hydrates formation.

温度和压力是影响水合物生成的重要影响因素。

In theory, people can use the same oil and gas exploration drilling technology, the development of methane gas hydrates.

理论上讲，人们可以利用与石油和天然气开采相同的钻探技术进行可燃冰中甲烷的开发。

Methane gas is the main material of natural gas hydrates, the g

天然气水合物主要气体物质是甲烷，甲烷的温室效应是CO2的21倍。

The research results showed that the time of illumining on the reaction system has strong effect on the production, and methane acid and formaldehyde are the prior products.

通过这一研究表明，光照时间对产物量有很大影响。

These work can be as the reference to this area in the future Pd/〓/〓、Pd/〓、〓、〓, under illumining of photo 〓 was reduced under the action of the catalysts into products, including methane acid、methanol and formaldehyde.

我们对几种催化剂进行了对比性研究，如Pd/〓、Pd/〓、〓，通过可见光的照射，使二氧化碳在催化剂的作用下进行还原，发现得到的产物均为甲酸、甲醇和甲醛。

The methane content of the biogas was over 70%.The appropriate inocula can raise the effect of biogas production.

本试验在发酵原料总固体浓度为8％、换料时间间隔为7d，pH值在6.8～7.4之间、发酵周期为30d时，对原料分别接种占原料干物质重的20％的生活污泥、池塘污泥和沼气池污泥。

Analysis on applied mechanism of multiple laterals horizontal well in developing coalbed methane［J］.

多分支水平井在煤层气开发中的应用机理分析［J］。

It is restricted by geologic setting of coal bed formation and geometric configuration of borehole to utilize multiple laterals horizontal well to develop coal bed methane resources.

1引言多分支井技术是在定向井、大位移井和水平井技术基础上，迅速发展起来的一项石油开采技术，它可以大大提高油藏的采收率，降低油藏开采综合成本，经济效益十分显著，应用前景十分广泛，是21世纪油气田开发的主体工艺技术之一。

If buried, dead stock attracts vermin, leaches nitrogen and methane into the environment, and poisons the groundwater.

如果畜牲死亡是属灾难性的，譬如因为天气恶劣或疾病暴发﹐那麼通常尸体就会被焚烧。

Chapter 1 mainly reviews the evolution of methane catalyzed by ligated transition metal.

第一章，综述了金属配合物阳离子活化甲烷的反应研究进展及本文主要工作。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。