Results show that mass area ratio (mar) is a primary factor to average daily efficiency and instantaneous efficiency curve of tubular solar water heaters is not straight line.
结果表明，水量配比(MAR)是影响日平均效率的主要因素；真空管式太阳热水器的瞬时效率不是线性分布。
In the model the exit area ratio, solid particle mass ratio, fuel enthalpy of combustion, jet gas molecular weight, chamber stagnation temperature, flight Math number etc. have been considered.
在该模型中考虑了底排出口面积比，排气固相颗粒质量比，燃料热值，燃气分子量，燃烧室总温，飞行马赫数等因素。
The analysis includes the concentration ratio at the base of a GCL, advective and diffusive mass flux, and total accumulated contaminant mass through the liner per unit area.
从衬垫底部浓度比、对流和扩散通量、污染物累积运移量等方面，对污染物在GCL中的运移进行了计算。
The utility model has larger void ratio and specific surface area and also increases the mass transfer efficiency between gas and liquid when used as packing in the packing tower.
本实用新型具有较 大的空隙率和比表面积，提高气液两相间的传质效率。
The average Mass Extraction Ratio of the measured resources in Area a is expected to be at 31.7% for assumed permissible parameter and design layouts.
如按假设容许参数及设计方案计算的话，A区测定资源的平均矿体萃取率有望达31.7%。
The average Mass Extraction Ratio of the measured resources in Area a is expected to be at 31.7% for assumed permissible parameter and design layouts.
如按假设容许参数及设计方案计算的话，A区测定资源的平均矿体萃取率有望达31.7%。
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