把这一标准差和两次的平均值相比较，我们就能发现他们很相像，（因为我们知道重力加速度是个常数）。
Comparing the ratio of standard deviation to the average for these two distributions shows that they are similar.
利用GPS差分技术确定载体运动加速度，其方法有三种：位置微分法、速度微分法和加速度直接解算法。
There are three methods for the determination of the acceleration based on differential GPS carrier-phase technology: position differentiating, velocity differentiating and direct carrier method.
本论文主要研究内容：首先，设计了基于PSD的激光加速度计系统的结构，针对此结构推导了该数字式力平衡加速度计输出脉冲差与输入加速度之间的关系。
Firstly, the structure of the laser accelerometer based on PSD are designed in this dissertation. The relation between the output pulse difference and the input acceleration is derived.
本文对加速度与多速度差模型进行了详细的数值分析。
In this paper, the multiple velocity and acceleration difference (MAVD) model is simulated in detail.
第二，利用九加速度的冗余信息估计残差，对如何提高角速度的解算精度作了研究。
Second, we estimate the angular velocity error making use of accelerometer's redundance information.
研究了基于加速度时域信息构造残差量的结构损伤识别方法。
Structural damage identification based on the residual error calculated by using acceleration data in time domain is studied here.
采用对车速信号进行滤波、差分、再滤波的方法获得了具有良好实时性和精度的汽车纵向加速度。
To investigate the method to obtain the real-time longitudinal acceleration based on its velocity, vehicle acceleration is obtained through the velocity filtering, differential, and then filtering.
为了实现高性能闭环微加速度计检测系统，本文对全差分检测电路进行了研究。
In order to realize a high performance closed-loop micro-accelerometer system, the study on full-differential interface circuit was taken in this paper.
混合集成光学加速度计是一种实用型的实时加速度传感器，在信号处理过程中采用了光相位调制和交流相位跟踪零差补偿技术(PTAC)。
The hybrid integrated optical accelerometer is a kind of practical accelerometer, which adopts optical phase modulation and alternating current phase tracking and homodyne compensation scheme (PTAC).
作为全差分微加速度计检测电路的电荷放大器，必须进行低噪声设计。
The charge amplifier for the interface circuit of full different accelerometer needs lower noise design.
该加速度计根据差分电容极板间正对面积的改变来检测加速度大小，保证了输出电压与加速度之间的线性度。
The acceleration is measured by modifying the effective overlap area of a differential capacitor pair and the linearity between output voltage and acceleration is ensured.
介绍一种新型斜盘式锥齿少齿差行星传动的传动比、角速度与角加速度等分析计算 。
Study on the new inner planar moving spur gear typed epicyclic gear transmission with few teeth difference;
介绍一种新型斜盘式锥齿少齿差行星传动的传动比、角速度与角加速度等分析计算 。
Study on the new inner planar moving spur gear typed epicyclic gear transmission with few teeth difference;
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