光电的

The system error,station distribution,measuring environment and data processing of photoelectric theodolite were analyzed.

通过对光电经纬仪系统误差、设备布站、跟踪测量环境和数据处理方法等方面分析，对影响光学测量数据处理精度情况进行了阐述，为外弹道的数据处理精度分析提供了有效的技术支持。

Photoelectric encoder is often used for detection of rotate speed and angular displacement in lathe principal axis system or servo driver.

引言光电编码器是一种集光、机、电为一体的转速、位移传感器，具有精度高、响应快、性能稳定可靠等显著的优点。

The instrument change speed of revolution to impulse signal by photoelectric transducer and as input signal of 8031 uniwafer-computer, then count input signal of revolution speed impulse through Time/Counter of 8031, thus revolution speed was measured.

此电压测量装置利用光电式传感器把转速信号转换为脉冲信号，作为输入信号通过8031单片机的定时器/计数器对输入的转速脉冲信号进行计数，来测量转速。

Firelight or ambient light will bring an error trigger signal or can not capture the shot off target signal. These may affect accuracy and sensitivity of the system.

火光或环境光会使光电靶产生误触发信号或是不能捕捉住弹丸的过靶信号，影响测试的准确度和灵敏度。

The algorithm is very simple and suitable for the real-time control of servo system.

系统主要由单片机实现了速度和位置控制器的数字化，并应用光电编码器实现了对系统速度和位置信息的检测。

To improve the measuring precision of photoelectronic measurement system for curvature (important status parameter of cannon), a real-time distortion correction method with concentric circles as onsite standard is proposed and a set of measuring apparatus with self-center adaptation is designed.

为了提高光电测量系统对火炮重要静态参数——弯曲度的测量精度，提出了一种基于同心圆现场定标的实时畸变校正方法，并设计了一套自定中测量装置。

In order to integrate with micro electronic fabrication process, titanium oxide lines with micrometer scale length are needed for nano electronic and photoelectric devices.

为了与微电子加工工艺相结合，基于Ti氧化线的纳米电子和光电器件需要加工μm级长的Ti氧化线。

The buried SiO〓 in SIMOX substrate is used as bottom mirror to form resonant cavity of normalincident RCE photodetector and CVD-deposited SiO〓/Si Bragg reflector as the top mirror.

正入射光电探测器以SIMOX衬底中隐埋的SiO〓层作为底镜，在器件顶部淀积适当的反射器作为顶镜构成谐振腔。

On the condition that the stability of optoelectronic tracking system is satisfied, higher bandwidths of the speed and current loop should be selected.

因此，在设计光电跟踪系统时，在不影响系统稳定性的前提下应选用尽可能大的速度及电流闭环带宽。

In conventional motion control systems, photoelectric encoders or rotary transformers are used for this purpose.

在传统的运动控制系统中，通常采用光电编码器或旋转变压器来检测转子的位置和速度。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。