泰科电子（TycoElectronics）今天宣布其广受欢迎的表面贴装PolySwitch（tm）器件系列再添一款符合行业标准的新型0603器件。femtoSMDC016F器件的占板面积不到上一代器件的一半，并且有
背景随着代谢综合征(MS)的患病率日趋增高,预计未来MS将造成十分沉重的疾病负担。有研究显示,对MS患者随访5年发现其心血管事件发生率较无MS患者增高5.5倍。因此,深入研究MS
The present paper covers the simply and highly stereoselective syntheses of (α-S, 4S)-2-dichloromethyl- 4, 5-dihydro-α- ( 4-nitrophenyl)- 4-oxazolemethanol (4
Co-Pd bimetallic catalysts immobilized with four kinds of resins with different specific areas were prepared by means of the solvated metal atom impregnation (S
［1］Schaub, G., Environmental Health Criteria 182, Thallium, World Health Organization, 29(1996)［2］Ciszewski, R. A., Wasiak, W. and Ciszewska, W., Anal. Chim. Acta,
本丈对农村题材影视的发展状况及其剧本的创作背景进行了理性的分析,通过对剧本创作的选题、技巧及理想化超越的理念的研究来呼吁再次繁荣农村题材影视剧作.
The photo-induced electron transfer reactions of anthracene with N,N-diethylaniline(DEA) and phenothiazine(PTZ) occur in the membrane phase of a Triton X-100/n-