传热系数,热阻率,导热系数,换热器,热对流,热传导,热辐射,对流传热。
Heat-transfer coefficient, heat resistivity, heat conductivity, heat exchanger, heating convection, heat conduction, heat radiation, heat convection exchange.
其中,辐射及对流传递主要集中在玻璃上,传导传递主要在窗框及玻璃,而空气渗漏则大部分是由门窗结构不合理或密封材料品质不佳造成的。
The radiation mainly happens on the glass surface, and the transmission on the window frames and glass. The air leakage is mostly owing to the improper window structure or bad sealing.
本文以常规的激光热处理工艺为基础,建立相应的数学物理模型,导出热流传导的偏微分方程。
The mathematical physical model is established depending on the conventional laser heat treatment technology, the partial differential equation of heat current propagation is derived.
作垄规格和水位不同都影响到土壤热特性和热流传导。
The thermal characteristics and the heat current are affected by ridging scales and watering tables.
此外,普通自来水,需要酸另外一个电解质,如硫酸,以帮助电流传导,细胞功能在最大迈耶的效率与纯水。
Furthermore, ordinary tap water requires the addition of an electrolyte such as sulphuric acid to aid current conduction; Meyer's cell functions at greatest efficiency with pure water.
此外,普通自来水,需要酸另外一个电解质,如硫酸,以帮助电流传导,细胞功能在最大迈耶的效率与纯水。
Furthermore, ordinary tap water requires the addition of an electrolyte such as sulphuric acid to aid current conduction; Meyer's cell functions at greatest efficiency with pure water.
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