我任教师和校长期间,有幸拒绝过很多东西。拒绝过许多外来的口号,拒绝过许多外来的部署。说实话,湖南省政府,国家教育部,对我没少信任,即使我有许多非议,不仅没妨碍他们信任,
The nuisance impact of air pollutant emissions from wastewater pumping stations is a major issue of concern to China. Hydrogen sulfide and ammonia are commonly
This paper presents the pattern and changes of fragmented forest in relation with changes of total forest cover in the state of Selangor in three decades.In thi
Pyrolysis has the potential of transforming waste into valuable recyclable products. Pyrolytic char(PC) is one of the most important products from the pyrolysis
桥头跳车的 原因 路基与桥台结构差异。桥台一般是刚性的.而路基则是柔性的,经实测,桥台的回弹模量大于1200MPa.而一般填土路基在压实度达95%时的回弹模量仅为30~80MPa。它们的自重
<正>心态者,心理的状态,心理,态度。具体讲,即对一事物,你是怎么想的?与自己有多大关系?打算怎样去对待,值得为其而为之吗?有什么期待?准备花多大力气?以上这些,都是预前的。