Proper design of high performance concrete is very important for specific project and applications.In this study,Grade 4......

Efficacious and effective interventions usually involve multiple factors.And it is fantasy to have pilot information abo......

利用两因素多水平析因试验设计，按Ｃｕ（０，０．０５，０．１，０．２，０．４ｍｇ／ｋｇ）和ＶＥ（０，１５０ｍｇ／ｋｇ）将６０只大鼠随机分成１０组，按组合条件饲养，７天后腹腔注射ＣＣｌ４，从血清酶学和组织酶学方面，探讨微量元素Ｃｕ和ＶＥ对ＣＣｌ４所致......