基准温度

无延性转变温度（NDT）与基准温度（RT（NDT））

The nil ductility transition temperature ( ndt ) and the reference temperature ( rtndt )

基准温度的选择是无关紧要的。

The choice of the reference temperature is inconsequential .

干空气和液态水的基准温度，通常分别选择0°F与32°F。

For dry air and liquid water the datum temperatures usually chosen are 0 ° F and 32 ° F , respectively .

由时温等效原理按Arrhenius移位因子得到基准温度下的拉伸模量主曲线。

A master curve of tensile modulus is obtained through the equivalence principle of time and temperature , using the Arrhenius shift factor .

另外，在分析CMOS电压基准温度补偿原理的基础上，提出了一种分段曲率补偿的CMOS电压基准电路，补偿量适应温度的变化，大幅地降低了基准电压的温度系数。

In addition , based on the analysis of the principle of temperature compensation , a CMOS voltage reference with piecewise curvature compensation is proposed . The amount of compensation adapting to the changes of temperature significantly reduces the temperature coefficient of voltage reference . 2 .

导热通道为两组构造的交汇处，基准温度为152℃。

The thermal conduction channel of the geothermal field is the conjunction of two structures .

从迭代表达式可以计算出沥青在基准温度下的松弛弹性模量。

By the proposed expression , the relaxed modulus of elasticity for bitumen at the fiducial temperature was further calculated .

基准温度对最大应力强度因子几乎无影响，基准温度越高应力强度因子松弛越快；

The reference temperature had almost no effect on the maximum SIF and the SIF relaxed fast with the reference temperature rising .

以原油开始出现线性粘弹性应力区间的最高温度作为基准温度定义了相对温度，对粘弹性参数进行了分析对比。

The relative temperature was defined , taking the highest temperature as the reference temperature , at which crude begins to show linear viscoelasticity .

测得材料的基准温度电阻，电阻温度系数及能够确定传感器工作范围的临界温度。

The resistance at reference temperature , its temperature coefficient , and the critical temperature of the material that the operating range of the sensor depended on have been obtained .

利用日最高和日最低气温值计算了新疆16个主要城市6种基准温度下的年和季采暖与制冷度日数，并对其空间分布特征进行了分析。

Annual and seasonal heating and cooling degree-days for 16 main cities in Xinjiang were calculated at different base temperatures , based on daily maximum and minimum temperature records during period 1959-2004.Variation characteristics of the annual heating and cooling degree-days for these cities were outlined .

文章介绍了一种利用Bipolar管的电流增益随温度呈指数型变化的规律，对带隙基准进行温度补偿的指数型温度补偿技术。

In this paper , a bandgap Reference circuit with the exponential curvature temperature compensation technology has been introduced .

每个节点模块包含两个模数转换器、电压参考基准、温度传感器和相关的数字信号处理器。

Each site module includes 2 ADCs , a voltage reference , a temperature sensor and a relative DSP .

在-40～120℃范围内，仅两级补偿就可以将某工艺条件下一种传统带隙基准的温度系数从15ppm/℃减小到2ppm/℃。

With only two compensating stage , the temperature coefficient of a conventional bandgap reference falls down from 15ppm / ℃ to 2ppm / ℃ over the - 40 ℃ to 120 ℃ temperature range .

通过对自产生的基准电压进行温度补偿确保了锁定阈值电压和迟滞量稳定。

The temperature compensated reference voltage stabilizes the lockout threshold voltage and hysteresis quality .

分段补偿电流对电压基准源的温度特性提升效果明显。

It is obvious that piecewise compensation current could significantly improve temperature characteristics of the voltage reference source .

然而，由于输出电压的温度特性是一条曲线，一阶温度补偿的基准电压的温度稳定性具有一定的局限性。

However , due to the curvature in the reference output voltage , there exists a limit for improving the temperature stability of a first-order compensated BGR .

接着，针对高端消费类电子芯片和通信类电子芯片的性能要求，围绕基准参考源的温度系数和电源抑制比等性能指标，设计了四种低电压低功耗高性能的亚阈值MOSFET基准电路。

Then , four low power sub-threshold MOSFET voltage reference circuits meeting the development of the senior consuming electronic chips and the communication electronic chips have been designed . While they mainly emphasize on the temperature coefficient and PSRR performance .

介绍了一种使用溴钨标准灯、烟熏MgO漫反射白板、国家光强度副基准及国家色温度副基准建立（50～500）cdm2亮度水平下光谱辐射亮度标准（380～780）nm的方法。

A method for realizing the spectral radiance standard with level ( 50 ~ 500 ) cd / m 2 is presented . It is based on the national secondary standards of luminous intensity and color temperature , halogen lamp and white diffusing plate smoked MgO .

落锤试验与基准无延性转变温度

Drop-weight test and reference nil-ductility transition temperature

采用的分段线性补偿方法在高温时能对基准输出电压的温度曲线进行直接调整，有效提高了温度稳定性。

Used piecewise linear compensation method at high temperature can give a direct adjustment to the temperature curve of output voltage , and effectively improve the temperature stability .

设计采用了A/D基准自动补偿及温度补偿技术，仪表具有显示清晰直观、耐振动、精度高及寿命长等优点。

The design uses A / D benchmark automation compensation and temperature compensation technology . It has many merits such as clearness , directness , vibration resistance , high precision and long life etc.

为了促进技术交流，介绍了国际通用的落锤试验方法、标准选用、无延性转变温度与基准无延性转变温度的关系以及在实际应用中的注意事项。

In order to promote the technique development , we introduce conventional drop-weight test , selection of standard , the relationship of T_ ( NDT ) and RT_ ( NDT ), and the application instances .

城市热岛效应增强因素对大中城市站、城市站、国家基本/基准站年平均温度增加的份额分别占到44.7%、38.7%、39.7%。

Contribution of urban heat island effect to the regional annual mean air temperature increasing were 44.7 % , 38.7 % and 39.7 % for large and medium urban stations , urban , national basic / reference stations respectively .

基准电压源根据传统带隙基准温度补偿原理，设计了一级温度补偿的片上带隙基准源。

The design of a linear temperature compensation voltage bandgap reference is based on the traditional bandgap .

基准源电路采用三管能隙结构，电压、电流基准温度系数分别为18ppm/℃和36.2ppm/℃；

The reference circuit adopts bandgap structure . The temperature coefficients of voltage reference and current reference circuits are 18ppm / ℃ and 36.2ppm / ℃ respectively .

介绍了该电路的各子模块电路，包括偏置电路、带隙基准电路和输出电压调节电路，详细分析了带隙基准电路所产生的基准电压的温度系数及其调节原理。

Firstly the sub-blocks including bias circuit , bandgap reference , and voltage regulator circuit are introduced , and then the temperature coefficient adjustment of voltage generated by bandgap reference is analyzed .

本文在详细介绍带隙基准一阶补偿技术的基本原理的基础上，对二阶曲率补偿，指数型曲率补偿，温度分段补偿等带隙基准的温度补偿技术的原理进行了

In this work , basic theory of first-order compensated BGR was introduced , then several bandgap reference techniques were compared and analyzed . Because the