本文通过对荣华二采区10...

在传统沙藏法基础上,运用介质散热装置和PE薄膜覆罩研制出改良微气调沙藏法,并对板栗贮藏介质温度、呼吸强度、气体成分、品质变化......

There are 6 epidemic models of hepatitis A in the world.In China,there are 3 mod-els,namely,Beijing,Shanghai and Guangzh......

目的探讨改良式沈克菲手术治疗成人完全型直肠脱垂的效果.方法对13例确诊为成人完全型直肠脱垂患者采用改良沈克菲手术方法进行治......

The presence of species diversity in the ecosystem is an important aspect. Simply put, the loss of biodiversity and the ......

The research was achieved by applying several questionnaires and evaluation tests that have shown the efficacy of using ......