The top rotated with decreasing speed as the spring wound down.

当发条越来越松时，也越转越慢。

The top was spinning merrily.

轻快地旋转。

Meanwhile, gyroscope and odograph transfer course angle and distance respectively to the computer by serial port.

同时，，里程表等也将目标的航向信息和运行距离结果通过串口传到计算机。

The identification result of the gyro misalignment angle in inertial platform is unsatisfactory for the static multiposition test scheme.

惯导平台多位置静态测漂方案下,对安装误差角的辨识结果往往很不理想。

The invention discloses a simulating space sailboard torsional vibration control device and a method based on an angular rate gyro.

本发明公开了基角速率的模拟太空帆板扭转振动控制装置与方法。

A technique for estimation of gyro installation error s in gimbaled INS was presented based on the oscillation around gyro input axis.

介绍了一种用测量平台式惯性导航系统安装误差的轴扰动技术.

The opticity of the crystal and its change is analysed.It has a directive function for the installation of crystal in d...

最后分析了水晶片旋光性质变化的原因,对四频差动激光水晶片的安装具有一定的指导作用。

Aiming at the characteristics of RLG strapdown inertial navigation system,the performances of Kalman filter,analytic gyrocompassing and indirect estimation are analyzed in theory.

针对激光捷联导航系统的特点,从理论上分析了卡尔曼滤波法、解析罗经法和间接估计法3种捷联导航系统常用初始对准方法的特点。

This paper presents an all-digital close-loop operation based on DSP circuits, which uses the two-frequency serrodyne modulation to modulate and demodulate the optic route.

数字信号处理电路的谐振式光纤全数字闭环是采用双频率数字锯齿波相位调制技术对光路进行了相应的调制和解调。

According to the problem of position discontinuity using GPS in city cars, a scheme that GPS is combined with DR which is composed by piezoelectric gyro and milemeter is put forward.

针对城市车辆全球定位系统(GPS)定位存的不连续性问题,提出了采用压电和里程仪组成的低成本航迹推算系统与GPS组合方案。