查询词典 tris nitro-methane

Accordingly, it is very hopeful to use MC1 to degrade cassava residue as a method of prefermentation in methane fermentation.

因此利用MC1分解木薯渣作为甲烷发酵的前发酵手段将很有应用前景。

With 1.3 billion cows belching almost constantly around the world (100 million in the United States alone), it's no surprise that methane released by livestock is one of the chief global sources of the gas, according to the U.S. Environmental Protection Agency … 'It's part of their normal digestion process,' says Tom Wirth of the EPA. 'When they chew their cud, they regurgitate some food to rechew it, and all this gas comes out.

科学世界」在2002年1月21日如此报导：「据美国环境保护局表示：全世界有13亿头牛几乎不断地在打嗝，而牲畜释放的甲烷是全球温室气体的主要来源之一，这没什麼奇怪的…环境保护局Tom Wirth表示：『那是它们的正常消化过程；当它们反刍时，吐出一些食物，再咀嚼它，同时排出所有气体。

Rosolic acid reacted with acetic anhydride to synthesize rosolic acid -triacelate ester [tri(4-acetoxy) phenyl methane] under reflux condition.

以玫红酸、醋酸酐为原料，采用加热回流法合成了玫红酸三乙酸酯[三(4-乙酰氧基)苯基甲烷]。

In the invention, normal reversible absorbing transfer material for solar energy which are mixture of cobalt chloride and sextic methyl tetramine, phthalandione lipid compound and trilateral methane lactone compound, said material are produced to micro cachet that colour changes as stemp, changing reversely in normal temp, then said micro cachet are compounded with common white silicate cement to produce the invention cement base material.

本发明采用对太阳能呈常温可逆吸收转换材料：氯化钴与六次甲基四胺混合物、邻苯二甲酸酯类化合物和三芳甲烷内酯类化合物，将上述材料制成微胶囊，再将所制出的常温可逆温致变色微胶囊与普通白色硅酸盐水泥复合，即可制备出常温可逆温致变色水泥基材料。

This paper mainly introduces the technology of turning sludge into resources, the uti lization of sludge in agriculture, the digestion of sludge to produce methane, t he technology of turning sludge into fuel and building materials, and other slud ge treatment technologies.

污泥的土地利用、污泥消化制沼气、污泥燃料化技术、污泥的建材利用及污泥的其他几种资源化处理方法，有利于污泥处理效率的提高和环境的改善。

The confirmation was made spectroscopically using large ground-based telescopes by finding precise colors absorbed on Mars that match those absorbed by methane on Earth.

使用大型地面望远镜分光镜找到火星吸收的确切颜色，符合地球上甲烷吸收光线所产生的颜色，从而确定了甲烷存在这一结论。

Objective To study the appropriate dose of Levofloxacin-methane sulfonic acid given orally and through interventional approach.

目的 研究左氧氟沙星口服给药和局部介入治疗用药量的依据，为临床提供参考。

Methane sulphonic acid has the right combination of properties for electroplating bath s containing lead, tin, copper, nickel and some precious metals.

在含有铅、锡、铜、镍和一些贵金属的电镀池中，甲磺酸是一种很好的电解质。

Methane sulphonic acid has the right combination of properties for electroplating baths containing lead, tin, copper, nickel and some precious metals.

在含有铅、锡、铜、镍和一些贵金属的电镀池中，甲磺酸是一种很好的电解质。

MSMstands for Methyl Sulphonyl Methane – a naturally occurring organic sulphur compound that provides building blocks for the production of joint cartilage.

的MSM代表甲基磺酰甲烷-一种天然的有机硫化合物，提供积木生产关节软骨。

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。