The display and timing precision of tachistoscope is up to 1 ms.

To improve the timing precision of the receiver, it is necessary to research the timing reference point of the second signal.

为了提高接收机的定时精度，对反映低频信号秒到来时刻的确定方法作了较为深入的研究。

The testing result and practical application prove that these methods are feasible and the timing precision reaches general networked test criterion.

通过试验和实际应用的检验，这些方法是切实可行的，时间同步的精度满足一般网络化测试的要求。

During the experiment, the timing precision of10us has been obtained according to the comparison result.

试验期间，根据接收比对结果，其定时精度为10微秒。

The seismic instrument has so high timing precision that the normal seismic instrument test system cannot meet its need.

地震仪的精度很高，特别是其计时精度高达几十微秒。因此，地震仪测试系统必须要有更高的定时精度，才能满足仪器的要求。

Improvement on Timing Precision of GPS Single Satellite Timing

关于GPS单星定时提高定时精度的研究

With the development of technology of computer, the timing precision will be improved.

且随着计算机技术的发展，计时精度有不断提高的趋势。

The simulations show that the good correlation property of training sequence is helpful to improve timing precision.

仿真结果表明，训练序列良好的自相关特性有利于定时精度的提高。

The timing precision is 0.1 μ s without correcting the satellite position.

在不作卫星轨道位置修正的情况下，定时精度可达到0.1μs。

A counter with timing fiducial oscillator acts as a frequency multiplier, and the count value in the prior period is taken as the reference for the current period to give the decimal part of a signal period.

该方法利用带基准时基的数字计数器实现周期内线性细分，当前周期信号将前一整周期的倍频数作为参考构成信号周期的小数部分。

The effection on timing driving system by construction of the admission gear has been studied in this paper. A new effective design calculation way of the engine timing belt drive struction has been developed through designing and studying double overhead camshaft timing driving struction of 469Q engine.

通过469Q汽油机双顶置凸轮轴正时传动机构的设计研究，开发了一种有效的发动机正时同步带传动机构的设计计算方法，对发动机正时传动机构的设计具有重要参考价值；

The key factors which affect the valve timing phase variation of the Engine and its precaution measures

影响发动机配气相位变化的主要因素及预防措施

Noise Reduction Effect Measurement of Timing Gear of an Auto Engine

汽车发动机齿轮的降噪效果实测

Analysis on Failure Timing Chain System of Automobile Engine

汽车发动机正时链系统失效分析

Simulation Research on Variable Valve Timing of Compressed Natural Gas Engine

天然气发动机可变气门定时的仿真研究

The result indicates, the model can accurately forecast the ignition timing of the hydrogen-fueled engine, and may lighten the standard experiment work greatly.

试验结果表明，该模型能预测H2燃料发动机最佳点火提前角，并可以大大减轻标定试验工作量。

In this system the crankshaft rotating angle, where the peak combustion pressure occurs, is taken to be a feed back signal, so that the ignition timing of the engine is able to be controlled.

该控制系统利用最高燃烧压力点的曲轴转角作为反馈信号，实现其对发动机点火正时的控制。

The Optimization of matching the combustion system with valve timing of an engine is studied with the multi goals optimizing theory.

采用多目标优化设计理论，研究发动机燃烧系统和配气机构匹配优化设计问题。

The identification of combustion timing of diesel engine is an important role on control of diesel engine characteristic and fault diagnosis.

柴油发动机燃烧时刻的辨识对于控制柴油机性能、故障诊断是一个重要的环节。

Identification of Combustion Timing of Diesel Engine Based on Hilbert& Mathematical Morphology Transform

基于Hilbert&数学形态变换的柴油机燃烧始点辨识

Research on the Self-Adaptive Control Strategy of Spark Timing of CNG Engine

天然气发动机点火正时的自适应控制策略研究