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- primary higher harmonic wave 初级高次谐波
- Measures to Limit Higher Harmonic Wave Entering into Power System 限制高次谐波进入电力系统的措施
- Measures to Limit Higher Harmonic Wave in large Waterworks 大型水厂高次谐波综合治理方案
- Higher Harmonic Wave of Transformer and Its Effect on Single-Phase Grounding Current 变压器高次谐波及其对单相接地电流的影响
- higher harmonic wave 高次谐波
- higher harmonic wave heterodyne 谐波外差法
- Examples about Prevention and Cure of the Harmonic Wave Disturb from the Transducer. 变频器谐波干扰防治实例。
- The apace vector PWM has the character of wide linear range, little higher harmonic and easy digital realization, so it is being widely used in PMSM driver system. 摘要空间矢量PWM调制，它具有线性范围宽、高次谐波少、易于数字实现等优点，在新型的永磁同步电机驱动器中得到了普遍应用。
- Application of step dynamic compensation and harmonic wave filtering system in Beiman Special Steel Co. 有级动态补偿及谐波滤波系统在北钢的应用。
- For the damage of electric network higher harmonic,analyze the cause of higher harmonic measures and propose control higher harmonic measures. 针对电网高次谐波的危害,分析了高次谐波发生的原因,提出了对高次谐波的抑制措施。
- To reject higher harmonic produced in process of temperature adjusting,a zero-crossing triggering technic is put forward. 介绍了恒温电热毯的硬件及其模糊控制系统,提出了过零触发技术,使得在调节温度过程中产生的高次谐波大为减少。
- The prediction model of harmonic wave analysis includes inclinational item, periodical item and random item. 谐波分析法的预测模型包括趋势项、周期项和随机项；
- Supposition of two vibrations with same frequency and direction, condition generated mechanical wave, dynamic equation of plane harmonic wave. 同方相同频率的两个简谐振动的合成;机械波产生的条件;平面简谐行波的运动学方程。
- Over 35 years ago, I began developing a new tonal vocabulary for the piano that allows the higher harmonic overtones to speak as eloquently as the notes themselves. 35年前，我开始发展一套新的钢琴音调范围，让更高的和谐泛音能如同音符一般的拥有各自独特的表现力。
- The three harmonic wave(355nm) of a Q-switch yttrium-aluminium garner laser is directed into the microscope and focused by the objective. 工作波长355nm是由电子调Q Nd:YAG激光经KDP倍频和混频后得到的.
- With the increase of the laser intensity, HR lines only appeared as the background of high harmonic generation (HHG) due to its weak intensity. 在理论上阐明了超拉曼谱线不同于高次谐波谱线的物理产生机制。
- The occurring of higher harmonic is introduced,its harm to power system is analyzed and the measures to suppress the harmonic of power system are proposed. 介绍了高次谐波的产生,分析了高次谐波对电力系统的危害,并提出了电力系统抑制谐波的措施。
- In accordance with the familiar configuration for present lighting system,the common harm of harmonic wave and numerical values were showed here. 针对目前灯光系统设计中常见的配置情况,指出常见的谐波危害及相关数值的计算。
- With the increase of the laser intensity, the HR lines only appeared as the background of high harmonic generation (HHG) due to its weak intensity. 在理论上阐明了超拉曼谱线不同于高次谐波谱线的物理产生机制。
- Then the feature and restraint of the harmonic waves of HVDC is also studied. 同时也对HVDC系统交直流侧谐波特征及抑制问题进行了研究。
