Synthesis of Liquid Crystal Containing C_2 Bridge of 1,1-difluoroethane or Ethyne Group

As the gas detonating shock wave soot-blowers usually use ethyne as fuel, so introduce ethyne's characteristic, such as ignition point emphases, ignition energy, explode limit, detonating of disassemble and the ability of transmit.

由于燃气冲击波吹灰器通常使用的燃料为乙炔，着重介绍了乙炔的燃点、点火能、爆炸极限、分解爆炸性、传爆能力等方面的特性。

The technical points of earth design for lightening protection in ethyne station and their functions are introduced.

从乙炔站的生产安全出发，探讨了乙炔站防雷接地设计的技术要点，其方法简单，可操作性强，可供乙炔生产厂家设计建厂借鉴应用。

Acetylene ( ethyne) Simplest alkyne, C2H2. A colourless, flammable, explosive gas, it is used as a fuel in welding and cutting metals and as a raw material for many organic compounds and plastics.

乙炔：最简单的炔（C2H2），无色可燃气体，广泛用作金属焰焊接和切割的燃料，也是合成许多有机化学品和塑料的原料。

When oil price keeps high, ethyne chemical industry has the obvious competitive advantage in some fields.

在石油价格居高不下的情况下，乙炔化工在某些领域将具有明显的竞争优势。

The recent literature concerning oxidation of CO, hydrochlorination of ethyne, selective hydrogenation of crotonaldehyde, water-gas shift reaction and reduction of nitrogen oxides on supported gold catalysts is briefly reviewed in this article.

概括地介绍了近期发表的关于金负载催化剂成功地用于催化CO氧化，乙炔氢氯化，丁烯醛选择加氢，水煤气转换和氮氧化物还原等反应的例子。

Then, spray into air-ethyne flame, and determine.

然后，直接喷入空气-乙炔火焰中进行测定。

Analysis on the Dangerous and Harmful Factors in the Production Process of the Ethyne

乙炔生产过程的危险有害因素分析

1H NMR Study on the Products of the Catalytic Reduction of Ethyne by Nitrogenase in D_2O

重水中固氮酶催化还原乙炔产物的~1H NMR研究

Selective Hydrogenation of Ethyne on γ-Mo_2N

γ-Mo2N催化剂上的乙炔选择加氢

Police found Jones hiding an opium den, among other men all hopped up with the drug.

警察发现琼斯躲在鸦片馆里, 和那里的其他人一样被毒品熏得昏昏沉沉的.

A goat hopped up on one of the carts and then to the roof the diligence.

一只小羊跳到一辆二轮马车上,然后跳上驿车的蓬顶.

When he hopped up and looked over, he saw to his shock, a dog buried alive.

当他跳过围栅然后寻找, 他被他所看到的震惊了, 一只被埋葬的狗活过来了.

He was hopped up by the music.

乐曲声使他兴奋起来.

Fred was all hopped up about it.

那件事让弗雷德兴奋不已.

More and more birds hopped up to Gus and the king.

越来越多的鸟儿向格斯和国王跳跃着.

He hippety-hopped up the stage and interrupted the chairman.

他一下子跳上了讲台,打断了主持人的讲话.

Mike was all hopped up about flying in the space.

迈克一想到要到太空飞翔,就兴奋不已.

He hopped up the motor.

他给马达增了压.

He let the stone fly.

把石头射了出去.

Pull the grates. Get all the gunpowder onto the net in the cargo hold!

拉起壁炉! 把所有火药放进货舱的网兜里!