氧化物

Miniaturization of hydroxide of alkaline-earth metal and solubility of salt, flame reaction of alkaline-earth metal ions, separation and identify of alkaline-earth metal ions was investigated.

系统探讨碱土金属氢氧化物及其盐的溶解性、碱土金属元素的焰色反应、碱土金属离子的分离和鉴定等微型化实验，并将其设计成新的微型实验应用于无机化学实验教学，效果良

The effect of alkaline metal, alkaline-earth metal or rare-earth metal oxides doping to Pd/γ-Al〓O〓 on the properties of supported palladium catalysts were investigated.

研究含氧条件下单Pd催化剂上进行丙烯选择催化还原NO的反应，考察浸渍法制备的Pd/γ-Al〓O〓催化剂中加入碱或稀土金属氧化物助剂对NO转化率的影响，并对催化剂进行了XRD表征及在氧化气氛中饱和吸附NO后的TPD研究。

Benzene undergoes metabolic oxidation by cytochrome P450 enzymes to form an electrophilic epoxide which can alkylate protein and DNA.

苯在细胞色素P450酶氧化代谢下，形成一种能烷化蛋白质和DNA的电环氧化物。

Process comprising contacting initiator with alkylene oxide in the presence of hydrogen fluoride and a double metal cyanide complex catalyst.

一种方法，其包括说明书摘要在氟化氢和双金属氰化物复合催化剂存在下使引发剂与亚烷基氧化物接触。

Multi-hydroxyl polymer,CXC-1,as an anti-sloughing agent for water base drilling fluids,is a yellowish liquid and is prepared by polymerization of alkylene oxides and polyhydroxylated compounds.

多羟基聚合物防塌剂 CXC-1是以环氧化物及多羟基化合物共聚而成的聚合物防塌剂，为淡黄色黏稠液体。

Soils dominated by 2:1 clays(montmorillonite, vermiculite, illite), more frequently found in temperate zones, but also present in tropical and subtropical areas; behave different from the typical tropical red soils (Ultisols and Oxisols dominated by Fe and Al oxides and kaolinite) and from the soils developed from volcanic ash (Andisols dominated by allophane, imogolite, and humus-Al complexes) that are widely spread over the world.

我们常在温带地区发现的2：1型粘土矿物为主的土壤，也出现在热带和亚热带地区。这些土壤不同于世界范围内广泛分布的典型的热带红壤(以铁铝氧化物和高岭石为优势粘土矿物的老成土和氧化土)，也不同于由火山灰（以水铝萤石、伊利缟石和腐殖质-Al复合体为优势粘土矿物的火山灰土）发育的土壤。

The ordinary allotrope, called white phosphorus, is a poisonous, colourless, semitransparent, soft, waxy solid that glow s in the dark and combusts spontaneously in air, producing dense white fumes of the oxide P4O10; it is used as a rodenticide and a military smokescreen.

其普通的同素异形现象为「白磷」，是无色有毒、半透明和柔软的蜡状固体，在黑暗中可发光，暴置于空气中可自燃，形成白色浓烟状的氧化物；用于灭鼠剂和军用烟幕。

The ordinary allotrope, called white phosphorus, is a poisonous, colourless, semitransparent, soft, waxy solid that glows in the dark and combusts spontaneously in air, producing dense white fumes of the oxide P4O10; it is used as a rodenticide and a military smokescreen.

其普通的同素异形现象为「白磷」，是无色有毒、半透明和柔软的蜡状固体，在黑暗中可发光，暴置于空气中可自燃，形成白色浓烟状的氧化物；用于灭鼠剂和军用烟幕。

Result］ The results show that superoxide dismutase activity of Alstroemeria spp. increases firstly and then decreases; catalase activity gradually increases all the time; peroxidase activity decreases firstly and then increases; the content of malondialdehyde increases firstly and then decreases; proline content increased firstly and then decreased.

结果］各处理切花的超氧化物歧化酶活性总体呈先升后降的趋势；过氧化氢酶活性呈上升趋势；过氧化物酶活性先降后升；丙二醛含量先升后降再升；脯氨酸含量先升后降。

Thus, the study on the chemistry of alumina reactions in water is of great importance.

因此，对铝氧化物表面化学过程的研究具有重要意义。

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。