基本解释：二氧化钡
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For BaO modified Co/Al_2O_3 catalysts, with low BaO loadings (≤2 wt%), the presence of BaO i但当BaO负载量大于2 wt%时,由于氧化钡和钴氧化物之间的相互作用,降低了钴的还原度,导致催化剂活性降低,重质烃的选择性降低,甲烷选择性增大。
Solubility of barium chloride and barium oxide in hydrochloric acid, ethanol,acetone,ether and hydrochloric acid- ethanol,hydrochloric acid- acetone,hydrochlo- ric acid- ether has beeen studied and the separation of Ba O from Ba Cl\- 2 with hydrochloric acidethanol as the solvent has been proposed.研究了氯化钡和氧化钡在盐酸、乙醇、丙酮、乙醚及盐酸 -乙醇、盐酸 -丙酮、盐酸-乙醚中的溶解性 ,提出以盐酸 -乙醇为溶剂进行两者的分离 。
Improvement of production of barium hydroxide and zinc chloride etc.;氢氧化钡、氯化锌等产品的生产工艺改进
Using barium hydroxide octahydrate and urea as raw material,barium carbonate is prepared by homogeneous precipitation method.以八水氢氧化钡和尿素为原料,采用均相沉淀法制备了碳酸钡粉体。
Any of several barium compounds, such as barium sulfate.重土（氧化钡）一种含钡化合物，如硫酸钡
baria-alumina-silica fibre氧化钡-氧化铝-氧化硅纤维
The Effects of CaO and BaO on Cobalt-based Fischer-Tropsch Catalysts氧化钙、氧化钡对钴基费—托合成催化剂的影响
white poisonous crystals; made by dissolving barium oxide in water.白色有(dú)晶体，将氧化钡溶于水中制成。
The Study of BaO-Ln_2O_3-TiO_2 Microwave Ceramics Modification by Lanthanide Elements;镧系元素对氧化钡—氧化镧—二氧化钛微波陶瓷的改性研究
Manganese ores--Determination of barium oxide contentGB/T14949.3-1994锰矿石化学分析方法氧化钡量的测定
Thermogravimetric Kinetics of Polystyrene Degradation over BaO氧化钡催化降解聚苯乙烯的热分析动力学
a white toxic powder obtained by heating barium oxide in air.一种白色的有(dú)粉末，通过加热空气中的氧化钡而得到。
an oxide of barium; a whitish toxic powder.钡的氧化物，一种发白的有(dú)粉末。
A white pigment consisting of a mixture of zinc sulfide, zinc oxide, and barium sulfate.锌钡白一种由硫化锌、氧化锌和硫酸钡混合构成的白色色素
Barium sulfonate and barium soap of petroleum ester oxide were dissolved in kerosene or machine oil to prepare oil-soluble corrosion inhibitor.将石油磺酸钡和氧化石油脂钡皂溶于煤油或机油中制得缓蚀剂。
Preparation and Properties of BST Nano-powder and BST/MgO Multiphase Ceramic Material钛酸锶钡纳米粉及钛酸锶钡/氧化镁复相陶瓷的制备与性能
SURFACE PROPERTY AND CATALYTIC ACTIVITY FOR ETHYLENE EPOXIDATION OF SILVER-BARIUM CATALYSTS银-钡催化剂的表面性质和对乙烯环氧化的活性
6 Explain why barium forms a peroxide but beryllium does not.解释为什么钡能形成过氧化物而铍则不能。
The Research of Ba-Ti-Nd System and Effect of Bi_2O_3 Dopant;钡钛钕系陶瓷材料及氧化铋掺杂改性的研究
Investigation on Reduction and Oxidation of La-Mn Co-doped Barium Titanate CeramicsLa-Mn共掺杂的钛酸钡陶瓷还原再氧化研究
Study on La、Ba Modified Nickel-Al_2O_3 Catalysts Used for Partial Oxidation of Methane;镧、钡改性镍—氧化铝催化剂用于甲烷部分氧化的研究
determination of the mass concentration of sulfur dioxide(hydrogen peroxide/barium perchlorate/thorin method)二氧化硫的质量浓度的测定-过氧化氢/高氯酸钡/钍试剂法
