稳定:6自由度运动测控,采用高性能MEMS工艺传感器,抗冲击、低漂移。
Stability: 6 DOF motion measurement and control, the use of high-performance MEMS sensor technology, impact resistance, low drift.
讨论了这些措施对测量系统的稳定性、漂移、噪声抑制、抗干扰等性能指标的改善。
The improvement of the measuring system performance such as stability, drift, noise-suppression and interference-resistance by adopting these measures has been discussed.
由于锂漂移型探测器有噪声大、不稳定等弱点,我们在新一代仪器上采用了离子注入型pin探测器。
Because the lithium drifting detector has the noise in a big way, unstable and so on the weakness, we have used the ion implantation PIN detector on the new generation of instrument.
非线性漂移不确定性会使针对理想链式系统所设计的稳定算法失效。
Nonlinear drift uncertainties can destroy the stability property achieved by previous stabilization algorithms for systems in ideal chained form.
从理论上分析光纤陀螺位相调制器及光源不稳定对整机性能特别是对漂移的影响。
The effect of phase modulator of optical fiber gyro and light source stability on overall system property is analyzed.
因此,需要引入其它高精度稳定测量环节,用以修正漂移误差,提高导航精度。
It is necessary to introduce other high precision measure method for excursion error correcting and guidance performance improvements.
功率反馈电子直线加速器功率源的频率稳定性与磁控管功率谱的慢漂移、谱的稳定性和谱的形状有关。
The frequency stability of the power source for a feedback LINAC depends on the slow shift, stability and form of power spectrum of the magnetron.
带来的滞后,即使有振动,温度漂移,或电器故障一个稳定的开关信号。
The hysteresis brings about a stable switching signal even when there are vibrations, temperature drift, or electrical failures.
用连续波和调制脉冲波两种方法研究了由慢电子漂移引起的增长离子声波不稳定性。
The growing ion acoustic wave instability caused by the slow electron drift is studied by both CW and pulse modulated wave methods.
激光光束的漂移,功率稳定性和激光光斑的强度分布对称性是影响准直精度的主要参数。
Laser beam shifting, power stability and intensity distribution symmetry of laser spots are the main parameters affecting collimation accuracy.
文中还演示了它在低杂漂移不稳定性研究中的应用。
For demonstration, we apply it to investigate the lower hybrid drift instability.
理论上预示了在热电子等离子体中,等离子体漂移波是最重要的低频不稳定性。
The theoretical analyses predict that the drift wave is the most dangerois low frequency instability in the hot electron plasma.
给出了一个形式简洁的方位随时间线性变化的可量测函数,并利用工作点漂移的技术解决了滤波器在方位小变化量时系统的不稳定现象。
In this paper, a linear function of bearing variation versus time is given, and the method of work-point drifting are used to solve filter system which is unstable in bearing small change.
对于外腔半导体激光器,影响其稳定度的因素主要是工作温度的漂移和驱动电流的变化。
The main factors to influence stability of ECLD are drift of working temperature and changes of driving current.
同时经过计算分析发现通过更换膜系基板和调整膜系结构可以改变滤光片中心波长的漂移,这个结果有助于提高滤光片的温度稳定性。
It is also found that replacement of substrate and adjustment of film stack structure would lead to the change of drift, this will enhance the temperature stability of filter.
将笔者以前关于近磁尾赤道面附近的漂移气球模不稳定性工作推广到非赤道区和存在非定常地向流的情形。
Previous work on drift ballooning instability in the equatorial region has been extended to include a decelerated non stationary flow and to consider the off equator regions.
不稳定性产生的可能机制是由于电子束穿过低密度本底等离子体的漂移速度超过离子声速而激发起来的。
It is suggested that the instability is excited in the low density plasma when the electron beam drift velocities exceed the ion acoustic speed.
该电路适用于起始阻值漂移,而灵敏度基本不变的气敏元件,可大大提高此类元件的稳定性与准确性。
This circuit can greatly enhance stability and accuracy of gas sensors which have start resistance drift but basically constant sensitivity.
特别是,当只考虑极向模耦合时稳定的漂移波,同时考虑环向场波纹度引起的环向模耦合时,变为不稳定。
In particular, it is found that the drift waves which are stable when only the poloidal mode coupling is considered may become unstable owing to the t...
膜有稳定的氧化还原电流峰,电位漂移小,重现性好,适合于制成新型参比电极。
POAP-Fe(CN)3-6 film has a stable redox current peak, a small potential drift and a good repeatability, and it can be used as a new model reference electrode.
本文认为,输出光束的漂移主要是器件不稳定热传导引起毛细管摆动所致。
This paper suggests that the main cause of the beam drift of laser output is capillary sway due to unstable thermal conduction.
由于超声波电机的温升、负载变化及周围环境变化等原因,使电机的谐振频率发生漂移,这将影响超声波电机运行的稳定性。
Because of the temperature rising of ultrasonic motors, load changes, and vicinal surrounding changes and so on, the resonant frequency will shift, leading to working stability drop.
多孔硅的性能不稳定,且反射谱带宽很大,所以利用多孔硅的反射谱漂移探测有机气体,会给实验带来很大的误差。
Due to instability and large line-width, detecting organic gases with reflectance shift of porous silicon directly brings serious error to experiments.
介绍了在平台式惯导系统中 ,由脉冲调宽加矩方式控制的惯性稳定平台的角振动对陀螺漂移所产生的影响。
In this paper, the effect of the angle vibration of platform is introduced, in which the pulse modullation of servo loops is made to reduce the gyroscope drift in the INS.
作者认为利用程控放大器消除光栅信号缺陷的方法,可有效消除信号的幅值不稳定和直流电平漂移,并对信号的可调节范围及精度作了定量分析。
A method which can be used to eliminate the defects of the grating signal has been discussed. The controllable range and accuracy of the signal has been calculated.
系统采用带有温控的半导体激光器单模光纤组件作为光源,有效地降低了激光器本身的光线漂移,为滚转角误差测量提供了高精度和高稳定性的基准光线。
The TEC single-mode fiber-coupled laser module is used to decrease the laser beam drift, and the high accurate and stable measurement reference can be obtained.
由于完整地包含了离子和电子的动理学行为,本文的模型方程也可以研究ETG模,漂移阿尔芬模等不稳定模态,并且为在同一的框架内研究低频漂移不稳定性提供了平台。
The eigenmode equation in this dissertation can also be used to study the ETG mode, the drift Alfven waves, and so on. So it provides a unique frame to study the low frequency drift instabilities.
定标结果显示仪器光谱分辨率和光谱范围与理论设计值一致,通过多次光谱稳定性测试,光谱漂移较小。
Experiments show that the actual spectral range and resolution of our instrument is the same as it was designed, and the spectral shift is less by stability testing.
对影响电感耦合等离子体系统稳定性的射频功率、氩气流速、进样条件等因素进行了考察,提出了判断和减小ICP 系统漂移的方法。
Some factors influencing ICP system stability are examined in this paper. These factors are R. F. power, coolant flow, sample introduction etc. The methods to diagnose and reduce drift are proposed.
对影响电感耦合等离子体系统稳定性的射频功率、氩气流速、进样条件等因素进行了考察,提出了判断和减小ICP 系统漂移的方法。
Some factors influencing ICP system stability are examined in this paper. These factors are R. F. power, coolant flow, sample introduction etc. The methods to diagnose and reduce drift are proposed.
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