pbca

Influence of Zr substitution on the microwave dielectric properties of ( PbCa )( MgNb ) O_3

Zr取代对（PbCa）（MgNb）O3微波介电性能的影响

METHODS The albendazole polybutycyanocrylate nanoparticles ( ABZ PBCA NP ) were prepared with one step , two step and three step emulsification polymerization respectively .

目的优化乳化聚合法制备阿苯达唑聚氰基丙烯酸正丁酯纳米球的处方工艺。

Objective To study the cytokeratin ( CK ) 20 mRNA expression in the micrometastasis in different clinical stages and pathologic cellular gradings of primary bladder carcinoma ( PBCa ) .

目的探讨外周血角蛋白20（CK20）基因表达在膀胱移行细胞癌微转移情况及其临床意义。

The paper studies the synthesis techniques of microwave dielectric ceramics of ( PbCa )( MgNb ) O3 system , which include the influence of balling time , sinter temperature and heat preservation time on microstructure and microwave dielectric properties .

本文研究了（PbCa）（MgNb）O3体系微波介质陶瓷的制备工艺技术，包括球磨时间、烧结温度及保温时间对显微结构和微波介电性能的影响。