采用计算机编程对错位翅片型板翅换热器的传热固子、摩擦因子及翅片结构对传热性能影响进行了数值模拟对比研究。
Contrastive simulation research on heat - transfer factor, friction factor and fin structure of offset strip fin heat exchanger affect heat - transfer property by compiling computer programs.
一种蚊甩子，其特征在于由甩柄和甩头组成，甩头上固装有用于捕杀蚊子的马尾或尼龙长丝。
A kind of flyflap, it's consisted of handle and flyflap head and has horsetail or nylon filament for catching and killing mosquito fixed on the flyflap head.
通过量子化学计算、亲固能计算以及能带结构分析等方法探讨了焦性没食子酸对硫化矿物的抑制机理。
The mechanism of pyrogallic acid depressing sulphide minerals has been discussed by means of HMO calculation, interaction energy and energy band structure.
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