石油科学与技术- 石油百科 ... 标签: 外热层 externalthermal layer 标签: 常温层 constant temperature layer 标签: 内热层 inter thermal layer ...
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The temperature of tunnel wall, coefficient of unsteady heat exchange and thickness of heat-adjusting layer at constant air temperature in a tunnel are calculated.
求算了巷道风温恒定时岩体壁面温度、岩体与空气的非稳态热交换系数和围岩调热圈厚度。
The results show that the thickness and composition of the alloyed layer is related to an alloying temperature and time on the condition of a constant pressure and fixed cathode.
结果表明，在极间距与工作气压一定的条件下，渗层厚度及成分与温度和保温时间有关。
Dynamic matrix control system of outlet temperature in constant pressure heating furnace is designed with 2-layer structure.
采用双层控制结构，设计了常压加热炉出口温度的动态矩阵控制系统。
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