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- Keywords Co 2O 3;Varistor Ceramics;Electric Characteristics; 氧化钴;压敏陶瓷;电性能;
- The temperature dependence of dielectric properties of X7R materials based on CeO 2,Nb 2O 5 and Co 2O 3 co-doped BaTiO 3 was discussed. 研究了CeO2 与Nb2 O5 和Co2 O3共掺杂的BaTiO3基X7R材料的介温特性。
- Preparation method of CO gas sensor used at room temperature made from SnO 2 with the stuffing of Al 2O 3,MgO,InO,Pd etc is introduced. 介绍了以SnO2 为主 ,掺入Al2 O3 ,MgO ,InO ,Pd等添加剂的常温CO气敏元件的制备方法。
- BaO enhances the thermal stability of Al 2O 3 significantly owing to the formation of BaAl 2O 4. The introduction of BaO in creases the activity of Pd/Al 2O 3 for CO oxidation, and increases the thermostability of catalysts to some extent. 复合载体在制备中发生固相反应 ;所生成的 Ba Al2 O4可以阻止 Al2 O3的相变 ;并极大地提高载体的热稳定性 ;其中 5%25 Ba O的作用最为明显 .;Ba O的引入;增强了 Pd/Al2 O3对 CO的氧化能力;同时;提高了其热稳定性
- Que, As 2O 3 alone or IFN in combination with Buf can reinforce the sensitivity of HL-60/ADR cells to ADR. Que、As2 O3能增加 HL- 6 0 / ADR对阿霉素的敏感性 ,逆转其耐药 ,IFN与 Buf联合亦能增敏及逆转耐药
- Ni 2O 3 can induce strongly the malignant transformation of HLF cells and may be carcinogenic to human beings. Ni2 O3有较强的诱导HLF细胞恶性转化的能力 ,具有致癌性。
- The basic processing of Al Al 2O 3 composite green body by in sith coagulation casting is discussed in this paper. 介绍了采用原位凝固注模成形法制备Al?Al2O3复合材料坯体的基本工艺过程；
- CeO 2 modified Al 2O 3 and TiO 2 supports are prepared using incipient wet impregnation method. 采用等体积浸渍法制备了CeO2 /Al2 O3、CeO2 /TiO2 复合氧化物载体 .
- The pressureless sintering process adding Y 2O 3 and Y 2O 3+La 2O 3 as sintering aids was studied. 研究了以Y2 O3 和Y2 O3 +La2 O3 为烧结助剂的Sialon陶瓷的常压烧结过程及其相结构。
- The results show that multiplayer Ni-Cr 2O 3 composite coating have a strong wear resistance. 结果表明 ,电刷镀多层Ni-Cr2 O3复合镀层具有良好的耐磨性。
- The As 2O 3 and ATRA in the treatment of APL can obtain a higher CR rate and a shorter duration for achieving CR. ATRA联合As2 O3 治疗APL患者不仅能获得好的疗效 ,而且能缩短达CR的时间。
- Methods Twenty APL patients were treated with the ATRA and As 2O 3 combination, and 18 of them could be evaluated. 方法 As2 O3 联合ATRA治疗初治和复发APL患者 2 0例 (可评价的患者 18例 )。
- Al 2O 3 addition could inhibit grain growth of ZrO 2,as well as improve mechanical properties at room temperature. Al2O3既可抑制晶粒长大，又使常温力学性能有所改善。
- Al 2O 3 was codeposited with the deposition of NiP,and the composite can be fabricated. 指出Al2O3随着NiP的沉积而发生共沉积，形成NiP－Al2O3复合材料；
- Keywords CO 2 laser gingivectomy Histologic change; 激光龈成形术;组织学变化;
- The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process. 用萃取法从钨矿渣制得纯度为99．99%25的氧化钪。
- Keywords Co irradiation;PBMC;feeder cells; 关键词60钴照射;外周血单个核细胞;饲养细胞;
- The preparing condition of TiO 2 mica nacreous pigments with Fe 2O 3 was studied. 对三氧化二铁着色的云母钛珠光颜料的制备工艺进行了研究。
- The objective is to explore the effect and the mechanism of arsenic trioxide(As 2O 3) on different cell lines of chronic myeloid leukemia(CML). 本研究探讨三氧化二砷 (As2 O3)对两种慢性粒细胞白血病 (CML)细胞系有无作用及作用机制。
- CeO 2) 0.9- x (GdO 1.5 ) x (Sm 2O 3) 0.1 powders were synthesized by employing both sol-gel and low temperature combustion methods. 采用溶胶 -凝胶法与低温燃烧法相结合 ;合成了 (CeO2 ) 0 .;9-x(GdO1
