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Generally, the main point of this thesis rests with exploring novel hydrothermal methods to synthesize functional stannate composite oxides nano-materials, and studying the formation and morphology controlled mechanism of the composite oxides nano-materials under hydrothermal conditions. The main research achievements are summed up as follows:(1)According to the testing needs of photocatalytic hydrogen-generation, we have designed and set up a suit of photocatalytic H2-generation equipments with external light irradiation.

本文正是在这一背景条件下,重点研究以水热法合成锡酸盐纳米光催化材料,并对合成出的样品进行了细致的表征分析,初步研究纳米材料的光催化活性,探索纳米催化剂的颗粒尺寸、形貌和晶体结构对催化性能的影响规律,其内容主要包括以下几个方面:(1)根据光催化制的需要,设计并组建了一套外置光源照射的光催化制装置。

Lead, arsenic, stibium and bismuth were determined by inductively coupled plasma atomic emission spectrometry in hydrochloric acid medium.

铜精矿经硝酸缓慢溶解,在氨性溶液中,以氧化铁和氧化镧作载体一次共沉淀铅、砷、锑和铋,并与铜等元素分离,在盐酸介质中用电感耦合等离子体原子发射光谱法测定铜精矿中的铅、砷、锑、铋杂质元素。

The effects of an inorganic composite flame-retardant filler, which was prepared mainly from aluminium hydroxide Al(OH_3, magnesium hydroxideMg(OH_2,calcined kaolin, nano silicon dioxide(SiO_2), stibium trioxide(Sb_2O_3), on the flame retardancy of flexible Poly Vinyl Chloride products were investigated, and an ultrafine and active inorganic composite flame-retardant filler was developed.

研究了氧化铝 Al(OH 3、氧化镁 Mg(OH 2 、煅烧高岭土、纳米二氧化硅、三氧化二锑(Sb2 O3)等组成的复合阻燃体系对软PVC电缆制品的阻燃作用,开发了一种超细活性无机复合阻燃填料。

Products available:strontium chloride,strontium nitrate,high purity strontium carbonate,strontium hydroxide,strENDS UNION ENTERPRISE LTD.

提供产品:氯化锶,硝酸锶,高纯碳酸锶,氧化锶,半水醋酸锶,高纯氯化钡,氧化钡,高纯碳酸钡,醋酸钡,氯化锰,硝酸锰,醋酸锰,碱式碳酸铅,硫磺。

By azo compound became chromophore monomer disperse red -19, and through Sulfonyl of the compound was synthesized by the C, and through 1HNMR its structure was characterized, the results show that the synthesis of compounds C of very high purity, synthetic polymers can meet at the request of the monomer, but also of the compound D, through 1HNMR its characterization, showed that high purity compounds D, is expected to be functional after the adoption of To all the excellent performance PEEK electro-optic polymer materials.

本文通过偶氮化合成了生色团单体分散红-19,并通过磺酰化反应合成得到了化合物C,并通过核磁共振谱对其结构进行了表征,结果表明,所合成的化合物C的纯度非常高,完全能满足聚合物合成时对单体的要求,同时也合成了化合物D,通过核磁共振谱对其结构表征,显示化合物D纯度很高,应有望通过后功能化合成出各种性能优良的聚醚醚酮电光高分子材料。

It could be composed of 50 to 75 percent methane, 20 to 50 percent Carbon dioxide, around 10 percent Nitrogen, and less than 3 percent Hydrogen, Oxygen and Hydrogen sulphide.

它于50至75 %的甲烷, 20至50%的二氧化碳,约有10 %的氮,不到3 %的,氧和硫化物等组成。

Mengenta pulp: A sulphite pulp made using magnesium bisulphite rather than calcium bisulphite in the cooking process.

亚硫酸镁浆:在煮浆过程中,采用亚硫酸镁代替亚硫酸所造成的亚硫酸盐纸浆。

Include: Pyrophosphate potassium, sodium pyrophosphate, KH2PO4, K2HPO4; pigment series: 85 Carmine, 60 Amaranth, Putao Zi, 60 green fruit, 85 fruit Green, 60 melanoma; Yodogawa-Series: tartrazine, sunset yellow, red temptation, Carmine, Chek red, Amaranth chocolate brown, black-and-blue.

包括有:焦磷酸钾、焦磷酸钠、磷酸二钾、磷酸二钾;色素系列:85胭脂红、60苋菜红、葡萄紫、60果绿、85果绿、60黑色素;色淀系列:柠檬黄、日落黄、诱惑红、胭脂红、赤鲜红、苋菜红巧克力棕、亮黑、亮蓝。

Products: 3 - benzoyl-ethyl acrylate (97% min), acyl phosphorus acid methyl ester (98% min), P acyl three ethyl acetate (98% min), a phosphorus acid acyl The ethyl esters (98% min), 3 - bromine -1,3,4,5 - tetrahydrocannabinol -2 H-1-benzo-Aza Zhuo -2, 1 - naphthalene-tetrahydrocannabinol (98% min), 3,5 - dimethyl benzoyl chloride (99% min), 3,5 - dichloro benzoyl chloride (97% min), the ethyl benzoyl chloride (99% min), a TCA Ester (99.5% min), o-benzoyl methyl benzene (99% min), 4 - phenyl benzophenone (99% min): glacial acetic acid (99% min), methanol (99% min), liquid chlorine (99.5% min), caustic soda (30% min), isopropyl alcohol (99% min), anthranilic acid (99% min), dichloroethane (99% min ), Chunben (99% min), toluene 99% min

3-苯甲酰基丙烯酸乙酯(97%min)、磷酰基乙酸三甲酯(98%min)、磷酰基乙酸三乙酯(98%min)、磷酰基乙酸甲酯二乙酯(98%min)、3-溴-1,3,4,5-四-2H-1-苯并氮杂卓-2酮、1-四萘酮(98%min)、3,5-二甲基苯甲酰氯(99%min)、3,5-二氯苯甲酰氯(97%min)、对乙基苯甲酰氯(99%min)、氯乙酸甲酯(99.5%min)、邻苯甲酰基苯甲酸甲酯(99%min)、4-苯基二苯甲酮

Methods Naloxone was synthesized starting from oxidation of thebaine, followed by hydrogenation, acylation, cyanidation, O-demethylation, hydrolyzation and N-allylation. The alternative method of O-demethylation, methane sulfonic acid/DL-methionine and hydrobromic acid were investigated.

在以蒂巴因为原料,经氧化、化、酰化、氰化、去氧甲基、水解、N-烯丙基化得到纳洛酮的合成路线中,分别采用甲磺酸/DL-甲硫氨酸和溴酸代替三溴化硼进行去氧甲基化和后续水解反应。

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推荐网络例句

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性,但我大喊,并在他们的方向扔石头让他们过的线索,远离我,以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。

Store this product in a sealed, lightproof, dry and cool place.

密封,遮光,置阴凉干燥处。