thermal constant的例句大全

The High-low temperature test box was used to apply thermal load to sample W-Al and Al-W, with a range of-40-120 ℃, a cycle of 120 minutes and total five loading cycles. And the temperature at the most values retained constant for 15 minutes. 4.

采用高低温综合试验箱对样品W-Al和Al-W施加热载荷，温度范围为-40-120℃，循环周期为120分钟，在最值温度处均保持恒温15分钟，共加载5个周期。

This paper introduces a real-time method of correction for thermal imaging system with constant temperature source.

提出了一种利用恒温源对红外热像仪进行实时温度校正的方法。

Polymers are the most foreground material in integration optical waveguide devices due to small dielectric constant, high electro-optical and thermo-optical constant, low thermal losses, ease of fabrication and vertical integration and so on.

有机聚合物以其介电常数小，电光和热光系数大，热损耗小，易于加工且可垂直集成等优点已成为制作集成光波导器件最具有前景的材料。

PID parameters self-adjusting control algorithm used for a constant furnace temperature control system in a molecular sieve activator of thermal imaging equipment is proposed. Based on the optimization rule for PID parameters, the algorithm automatically adjusts PID parameters by means of step searching.

提出了一种用于某热成像设备分子筛激活机中恒温炉温控系统的PID参数自整定控制算法，它基于PID参数的优化规律利用步进搜索的方法实现对PID参数的自动整定。

with the increase of (baca)zrtio3, the composite films'thermal stability , dielectric constant and dielectric loss were increased.

随着粒子含量的增加，复合膜热稳定性有所提高，同时引起相对介电常数升高和介质损耗角正切值的提高。

the engine power output keeps constant and the thermal efficiency increases 3 points in percentage and smoke reduces 40% with 10% dmc in diesel fuel.

当DMC添加比例为10%时，发动机功率基本维持不变，热效率提高3%，排气烟度降低40%；

For constant fin width, the heat sink with the highest fins has the best thermal performance.

在固定散热片宽度的条件下, 高度最高的散热片有最佳的散热效果.

The activation energy of thermal relaxation of dipoles for main-chain segmental motion in amorphous region was decreased linearly and the time constant of dipolar thermal relaxation was increased exponentially with increasing of crystallinity.

被冻结的分子主链段偶极热松弛活化能随结晶度增大线性减小，热松弛时间常数则随结晶度的提高而呈指数增大。

The dielectric constant and thermal expansion coefficient of samples increase with the increase of ZnO content.

样品的介电常数和膨胀系数随着氧化锌的增加而增加.

Temperature data in transformer core during heating up under no-load test are analysed, and mathematical model for temperature rise curves at some test points established, thermal time constant in its expression assumed as a linear function of time.

分析了变压器空载试验时铁心温升过程的温度数据，得出试验点温升曲线的数学模型，其表达式中热时间常数为时间的一次函数，而试验点的极限温升可直接求出。

Thermal mass flow sensor has unique constant temperature principium as mathematical model for measuring medium mass flow without compensation of temperature and pressure.

采用独特的恒温原理建立数学模型，测量出介质的质量流量，无须温度和压力补偿。

A method of determining control parameters regarding electric and thermal load of a double extraction adjustable steam turbine by using steam diagram has been presented, giving out the concrete computation process through practical example, the constant of proportionality and the boundary condition being analysed.

介绍双抽可调式汽轮机通过蒸汽图确定各电、热负荷解耦控制参数的方法，并通过实例给出具体计算过程，对比例常数和边界条件进行了分析。

The heat exchanged between the probe of constant temperature thermal flowmeter and the flow correlates not only with the mass flux but also with the flow temperature.

恒温型热式流量计加热探头与被测介质之间交换的热量不仅与质量流量有关还与被测介质的温度有关。

Under this circumstance, the main difficulty is encountered when calculating the temperature distribution of the cylinder since unless the environmental temperature is constant the function of temperature field can not be derived from the present thermal conduction theories.

现有的热传导理论只能解决环境（介质）温度恒定的情况下圆柱体的温度场分布求解，而对于这样的问题则无法处理。

Design and Temperature Drift Test of Pulse Modulation Constant Temperature Difference ( CTD) Control Circuit of Thermal Flow Sensor

脉冲调制型恒温差风速计控制电路的设计及其温漂特性测试

Furnace and Thermal Processes-Equipment with a temperature gauge used for processing wafers. A constant temperature is required for the process.

炉管和热处理-温度测量的工艺设备，具有恒定的处理温度。

This thesis focused on plastic packaging, research the following questions: 1., Analysis of plastic reliability problems by thermal shock test, constant temperature and humidity testing, pressure cooker test. 2.

以塑料封装为重点，研究以下问题：1.通过冷热冲击试验、恒温恒湿试验、压力锅试验等可靠性试验，分析塑封可靠性问题。