沿程温度变化在进出口处较为明显；
The variations of temperature at the channel inlet and outlet are significant;
对于钻孔内部，考虑到流体温度的沿程变化以及两管之间的热干扰，利用能量平衡原理建立了稳态分析解模型。
For the inside part, steady state model will be used through the Energy Balance Theory, considering the changes of fluid temperature along the way and the thermal influence between the two pipes.
在所研究的温度范围内，所有材料的导电机理都属于极化子的变程跳跃导电。
In the investigated temperature range, the conductive mechanism ofr all samples belongs to the variable range hopping conduction of the polarons.
应用推荐