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- quartz crystal controlled blocking oscillator 石英晶体控制间歇振荡器
- Quartz crystal controlled oscillators of assessed quality - Generic specification 经质量评定的石英晶体受控振荡器。总规范
- In This paper, a high accuracy Quartz Crystal Oscillator is discussed, and according to the performance on the EFC line,a two order curve control model is advanced. 文中介绍了高精度晶体振荡器以及根据高精度晶体振荡器EFC端的压控特性,以二次曲线作为其控制模型,提出了用这一种模型来处理由电压失调和晶体老化两种因素所引起的频率偏移的方法。
- In 1968, prototype quartz crystal watches were introduced. 1968年推出样机石英手表.
- The quartz crystal didn't vibrate until the voltage was applied. 直到电压加上去以后石英晶体才开始振荡。
- Watches with quartz crystal movements never have to be wound. 装有石英晶体机蕊的手表毋需上发条。
- A good result is obtained in measuring Quartz Crystal plane angle when the method is used in automatic measure &control system of X-ray diffraction goniometer. 此方法用于定向仪的自动测控系统，在对人造石英单晶面角进行测量时，得到比较令人满意的结果。
- A good result is obtained in measuring Quartz Crystal plane angle when the method is used in automatic measure& control system of X-ray diffraction goniometer. 此方法用于定向仪的自动测控系统,在对人造石英单晶切片的晶面角进行测量时,得到比较令人满意的结果。
- Quartz crystal is perfectly crystallized. 石英晶体是完美的结晶。
- Today, quartz crystal clocks are generally used on the seismograph stations. 目前，地震台站一般采用石英晶体钟。
- Research on principles and properties of a quartz crystal viscosity sensor. 石英晶体粘度传感器原理及特性研究。
- Our factory specializes in manufacturing cabinet vacuum coaters,magnetic control sputter coaters and vacuum exhaust equipments,industrial boiler,all kinds of valves,coaters and press packer specially used in the industry of quartz crystal. 我厂是国内专业生产箱式真空镀膜机、磁控溅射镀膜机、真空排气设备、石英晶体行业专用被银机和压封机、工业炉及各种真空阀门设计制造的专业厂家。
- "The Crystal Resonator".A subharmonic of the frequency of quartz crystal. “水晶共振”次谐波频率的石英水晶。
- Quartz crystal resonators are devices that supply standard time base. 石英晶体谐振器是一种提供基准时基的器件。
- Quartz crystals are seldom used in such handsets. 石英晶体是很少使用这种手机。
- The ADC aperture jitter must be minimal, and the sampling clock generated from a low phase-noise quartz crystal oscillator. ADC的孔径抖动必需尽可能的小，而且要使用低相位噪声的石英晶体振荡器作为采样时钟发生器。
- It looks like quartz crystals sticking up out of the dark hollow. 它象石英晶体，在黑色的空间耸立着。
- The quartz crystal in the watch is made to vibrate at a frequency of 56,000 times a second. 使钟表里的石英晶体以每秒56，000次的频率振荡。
- These clocks depend on electricity and the vibrations of the atoms of a quartz crystal, and are very complicated. 这些钟靠电和石英晶体的原子振荡走时，是十分复杂的。
- The popular oscillator design which uses a resistor, one or more logic gates, a quartz crystal, and a couple of capacitors should never be used! 一般振荡器设计都用一个电阻、一个或几个逻辑门、一个晶体、两个电容，在这里绝对不能用。
