氢

This paper introduces the method of preparing high-purity magnesium hydroxide by double decomposition method with industrial magnesium chloride and barium hydrosulfide as the raws materials.

以工业氯化镁和硫氢化钡为原料，采用复分解法合成高纯氢氧化镁。

Borax calcium carbonate, hydroxide, copper sulphide, ferric oxide, barium carbonate, antimony trioxide, all kinds of metallic hydroxide, kinds of heavy metallic salt, synthetic cryolite and so on.

无机物：硼酸、碳酸钙、氢氧化物、硫酸铜、氧化铁、碳酸钡、三氧化锑、各种金属氢氧化物、各种重金属盐、合成冰晶石等

Based on the phenomena that the particles of product Al_3 have similar and big size but with poor intensity in sintering process whereas in Bayer process they have good intensity with poor particle size,this paper systematically studied the effect of carbonization seeds on precipitation of sodium aluminate solution.

结合烧结法氧化铝生产过程中存在氢氧化铝粒度均匀、粗大，但强度较差；拜耳法生产的氢氧化铝强度好，但粒度存在周期性爆发细化的问题，系统研究了碳分晶种对铝酸钠溶液分解的影响。

For the aerobic oxidation of benzyl alcohol reaction,metallic palladium supported on the SiO_2-Al_2O_3 support was used as catalysts.

研究主要涉及以氧气为氧化剂的苯甲醇选择氧化反应和在惰性气氛中无氢受体存在的条件下的苯甲醇氧化脱氢反应两部分。

The results show that the hydrogen yield was significantly increased when the oxygen removal process by boiling of the culture was not applied.

结果表明去除煮沸驱氧过程可以大大提高Ethanoligenens sp B49发酵糖蜜产氢的性能和糖蜜的氢转化率。

Thirdly, the final product MPO was synthesized in a self-designed bubble tower reactor under atmospheric pressure in presence of Pd/γ-Al_2O_3 catalyst.

采用Pd／γ-Al_2O_3作为加氢催化剂，常压下在自制的塔式加氢器中合成出了目的产物2-甲基-1，3-丙二醇，采用IR、GC900气相色谱仪及QP-5000型气质联用仪等技术确证了本工艺合成的目的产物MPO。

The mobile phase was 30% volume of acetonitrile, 70% volume of phosphate buffer salt(sodium hydrogen phosphate 1.12 g, sodium dihydrogen phosphate 0.18 g, add water to 1000 mL, adjusted to pH 7.6); the detection wavelength was set at 288 nm.

建立HPLC法，色谱柱：Diamonsil C18(5μm， 4.6 mm×250 mm)，流动相：乙腈－磷酸盐缓冲液（取磷酸氢二钠1.12 g，磷酸二氢钠0.18 g，加水溶解并稀释至1 000 mL，调pH值至7.6）（体积比为30：70），检测波长：288 nm。

And then, we investigate the relationship of the capacity of hydrogen physisorbed in single-walled carbon nanotubes with pressure and tube radius. Our results show that the capacity of hydrogen physisorbed in single-walled carbon nanotubes increases as the pressure and tube radius increase.

研究了单壁碳纳米管的物理吸附储氢量与压强、管径之间的关系，给出了单壁碳纳米管的物理吸附储氢量随压强和管径的增大而增大的结论。

The outer layer consists of iron oxide and the inner layer chromium and iron oxide. The central point at hindering effect of the surface on the permeatin of hydrogen isotopes is the reduction of this oxide layer.

不锈钢表面对氢同位素透过的阻碍作用实质是该氧化层所发生的还原反应；其还原反应的程度主要依赖于与氢同位素作用的温度条件，并能够从功函数的变化中明显地反映出来。

The intramolecular hydrogen bonding energies for some special systems were evaluated by means of the substitution method, cis-trans method, and supermolecular approach. The intramolecular hydrogen bonding energies predicted by the substitution method agree well with the values obtained by the cis-trans method and the supermolecular approach.

对一些特殊体系，使用取代法，cis-trans方法和超分子方法计算了氢键键能，取代法计算得到的氢键键能与cis-trans方法、超分子方法的计算结果相符。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。