对于一端固定的杠杆,当可动端A转动时,固定端B也产生一定的弯矩,相当于近端的弯矩按一定的比例传到了远端,所以将固定端B弯矩与可动端A弯矩的比值称为由可动端向固定端的传递系数,用CAB表示,即:CAB=MBA/MAB或MBA= CABMAB。MAB为端A的劲度系数。 而对于化学反应过程中会伴随着物质和能量的变化,这就会产生能量和物质的传递过程,在计算时会用到传质系数和传热系数,他们统称为传递系数,影响传递系数的因素有很多。
热传递系数 coefficient of heat transfer ; overall heat transfer coefficient ; coefficient of thermal conduction ; [热] Heat transfer coefficient
质量传递系数 coefficient of mass transfer ; [流] mass transfer coefficient
质量能量传递系数 mass energy transfer coefficient
氧传递系数 KLa
对流热传递系数 convective heat transfer coefficient
碳传递系数 [科技] carbon transfer coefficient
辐射热传递系数 radiantive heat transfer coefficient
传导热传递系数 conductive heat transfer coefficient
综合热传递系数 combined heat transfer coefficient
所求取的传递系数曲线对认识其变化规律有所裨益。
The given charts of transfer coefficients do good on realizing their variational law.
通过跟踪辐射能量,导出三层参与性介质内的辐射传递系数。
The radiative source term in the energy equation is expressed by radiative transfer coefficients.
它具有所需存贮量小、噪声传递系数小及数值稳定性好等特点。
It has characteristics of smaller required memory capacity, smaller noise coefficient and better numerical value stability.
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