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当帶熱体在傳熱过程中改變其物相時,或在自然对流的情况下,其傳熱膜係數方程式中,常須应用帶熱体与固体壁溫度之差△t_1。同時要......
众所周知根据水利經济建設的目标拟定設計时,伴随而来的是要制定水文部分的設計計算,而水文部分設計計算中,大部分又是計算偏差系......
常州市科委、卫生、商业局于1994年4月19～21日在常州市召开了常州生物化学厂研制成功的弹性酶鉴定会议。参加这次签定会的有生产、......
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本文对船用橡胶轴承比压力的计算方法作了全面的分析,指出目前所用的设计计算式是不合理的。文中详细地讨论了润滑冷却槽道的安装......
空心圆台的体积一般用以下公式计算:v=牛h orZ+R,+Rr一 j围直径为100厘米,下口内围直径为128厘米,三七墙到顶,求砌体体积。解:h=20......
有关蝇类的生活史,近年来报导较少,尤其我省至今仍少看见比较广泛详细的资料,可供参考。我教研组最近几年来,通过蝇类的饲养,已初......
Dynamic architecture of multi-agent systems(MAS)is important for critical systems.As the existing formal specifications ......
Asian Pacific Journal of Tropical Medicine(APJTM),aims to set up and provide an academic communicating platform for inte......
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This paper investigates flow and heat transfer of power law fluids on a continuous moving surface.The tempera-ture dist......
The dispersion behavior of MoO_3 on ZSM-11 and effect of dispersed MoO_3 onthe fram ework structure of ZSM-11 have been......
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花开花落,云卷云舒。平安祥和的一年己经过去,我们迎来了充满企盼与憧憬的新的一年。值此辞旧迎新之际,我向广大从事社会福利和社......
In the report we study the structure of the spinor field in Chiral Soliton Model. 40 years and more ago, Skyrme proposed......
Some analyses of the electromagnetic form factors of the nucleon and some analyses of the nucleon-nucleon potential fav......
An improved Z~(1/3) law of nuclear charge radius is presented. The comparison between the calculatedand experimental nu......
STUDY OF FUNCTIONAL MECHANISM OF SUPPORTED CATALYST FERROCENECARBON-POTASSIUM(FeCp_2-Ac-K) FOR AMMON
In this paper, a new type supported catalyst ferrocene-carbon-potassium(FeCp_2-Ac-K) for ammonia synthesis and mechanis......
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A method of analysing the short backfire antenna is proposed.With this method,a new typebackfire antenna is developed.I......
本文介绍了现代控制理论在经济系统中的某些应用,主要包括经济系统的数学模型的建立,经济系统的予报,经济系统的规划和控制等问题......
