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- high- Q quartz crystal 高Q值的石英晶振
- 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。
- Zhang Y, Xie Q, Guo Y, et al., A study on adsorption of electrogenerated cystine precipitate onto Au electrode using electrochemical quartz crystal impedance system. Chinese Chem. Lett., 1999, 10, 1057. 张友玉;谢青季;袁玉等.;溶菌酶在裸金电极和巯基乙酸或正十二硫烷基醇修饰金电极上的吸附
- 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。
- 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。
- "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。
- Piezoelectric immunosensor is the most popular issue in the field of biosensors combines with the high mass sensitivity of the quartz crystal sensor and the high specificity of the immuno-reaction. 压电免疫传感器结合了石英晶体谐振器的高度质量敏感性和免疫反应的高度特异性，是当前生物传感技术研究的热点之一。
- 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。
- 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。
- High quality irradiation-resistant quartz crystals have been hydrothermally synthesized by a method of thrice crystallization. 在水热条件下,我们利用三次再结晶的方法,生长了耐辐射优质石英晶体。
- 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。
- 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。
- LC oscillators have better phase noise, but the lowest noise is obtained with the use of a quartz crystal oscillator. LC谐振器利用石英晶体振荡器产生基准源，因此抖动较小。
