Both of the dielectric constant and pyroelectric coefficient decrease with decreasing temperature, no anomalies being observed.
介电常数和热释电系数两者都随温度降低而下降，无反常变化。
The dielectric constant, pyroelectric coefficient, thickness extension vibration electromechanical coupling factor and their temperature dependence are investigated.
研究了它们的介电常数，热电系数，厚度伸缩振动机电耦合系数及其温度依赖性。
The dielectric constant was almost a constant, while the dielectric loss and temperature coefficient of dielectric constant were sensitive to the sintering conditions.
随着烧结条件的不同，介电常数几乎不变，但介电损耗以及介电常数的温度系数则较为敏感。
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。
Under the condition of constant phosphorus mass flow rate, the smog exit temperature would increase slowly while other parameters would decrease with increasing excess air coefficient.
在燃磷量不变情况下，最高燃烧温度、壁面最大热流和平均热流均随过剩空气系数的增大而减小，但烟气出口温度缓慢增加。
The only way of enlarging the applicable area is to study and produce new cooling material of constant temperature with high quality coefficient.
扩大应用范围的唯一途径是研究新型高优质系数的常温致冷材料。
The results show that maximum combustion temperature and smog exhaust temperature increase with the increase of phosphorus mass flow rate when excess-air coefficient or air capacity is a constant;
结果表明，在空气过剩系数或空气量不变时，最高燃烧温度和烟气排放温度随燃磷量增加呈单调递增趋势；
The microwave dielectric material has the advantages of high Q value and medium dielectric constant, as well as high production repeatability, adjustable temperature coefficient.
采用如上配方加工出来的微波介质材料，具有高Q值、中介电常数的优点，生产重复性能好。
The microwave dielectric material has the advantages of high Q value and medium dielectric constant, as well as high production repeatability, adjustable temperature coefficient.
采用如上配方加工出来的微波介质材料，具有高Q值、中介电常数的优点，生产重复性能好。
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