大学英语词汇短语释义解析及例句 time constant
释义：
time constant 时间常数：一个用于描述系统或过程中某一特性变化速度的量，通常表示为从初始值变化到最终值的63.2%所需的时间
例句：
Change the capsule damping time constant.
变更膜盒阻尼时间常数。
This circuit is restricted to low frequency operation by the lamp time constant.
受灯泡的时间常数限制，本电路只能低频工作。
Any series resistance will also increase the RC time constant of the measurement.
串入的电阻还增加了测量时的RC时间常数。
Taking the data as the time constant of timer, its external input can be realized.
将该数据作为定时器的时间常数，可实现定时器时间常数的外部输入。
The performance and robustness can be balanced through tuning the filter time constant.
系统的动态性能和鲁棒性可以通过调节滤波时间常数进行平衡。
The time constant (RC) of the cell membrane is not related to the changes of excitability.
细胞膜时间常数(RC)与兴奋性的变化无规律性联系。
The affect of inductance and time constant to DC arc extinguishing in DC circuits was analyzed.
分析了直流电路中电感和时间常数对直流电弧熄灭的影响。
But the lower the time constant, the more horizontal acceleration noise will be allowed to pass through.
但是时间常数越低，允许通过的水平加速度噪声就越多。
Nonpolarized capacitor C1 and potentiometer R2, a linear taper, determine the time constant of integrator IC1B.
无极性电容c1和线性锥形电位器r 2决定积分器ic 1b的时间常数。
Plot the gain against a time constant, and the shape of the curve tells you the age of the ceramic. Theoretically.
理论上，根据时间变化绘制出所增重量，所绘曲线的形状就可以表明陶瓷的年龄。
We have obtained the similar form between SCR DC drive and this system by defining a machine-electro time constant b.
由于定义出串级调速下的机电时间常数B，因此得出与SCR直流拖动相似的形式。
The paper states a dynamic temperature estimating method based on time constant of the response curve of thermocouple.
本文提出了一种基于热电偶响应曲线时间常数的动态温度估计方法。
Two kinds of detection technique namely QRS detection with dual time constant and photoelectric pulse detection were used.
电路采用两种检测技术，一种为双时值QRS波检测法，另一种为光电脉搏检测法。
The current at the channel base is specified, and use two time constants can get the much better shapes than single time constant.
模型对于特定的雷电通道底部电流，采用了汉时间常数，取得了比单时间常数更好的拟合效果。
The method adjusts time constant and gain of compensation-circuits with determining change of magnetic resonance signal of phantom.
本方法通过观察水模样品的磁共振信号的变化来调正补偿电路的时间常数和增益。
Time constant of thermocouple is checked on line with an electric heating method, and with the same thermocouple temperature is measured.
该系统利用电加热法对热电偶的时间常数进行在线校验，同时还可进行温度测量。
The influence of the motor time constant mismatch on the stability of induction motors under indirect field-oriented control is analyzed.
定性地分析了在异步电动机间接磁场定向控制中，电机时间常数失配度对异步电动机稳定性的影响。
When a high order controlled plant contains several small time constant inertia units, it can be simplified to low order time-delay system.
一个高阶被控对象含有几个小时间常数惯性环节时，可简化成低阶时滞系统。
The body surface sinus node electrogram (SNEb) was recorded in 116 young healthy students by using programme double time constant amplifier.
采用程控双时值放大器非叠加实时检测法，检测116例健康大学生的体表窦房结电图。
In the experiment, it is found that the particle identification greatly depends on the choice of spectroscopy amplifier shaping time constant.
实验中发现放大器成形时间常数的选取对轻带电粒子鉴别的结果有明显影响。
