local heat flux meaning in English

局部热通量

Fist we resarch local wall temperature ouside and inside of tube , local fluid temperature inside and outside of tube , local heat flux inside and outside of tube , local coefficient of convective heat transfer inside and ouside of tube along the tube axial direction
首先研究在这两种情况下管内(外)壁温、管内(外)流温、管内(外)壁面局部热流密度、管内(外)局部对流换热系数沿管子轴向的变化。