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- It is shown that a FEL operation is possible in this wiggler by using higher harmonics. 初步论证了利用该摆动器产生高次谐波相干辐射的可能性。
- The higher harmonics of the rotor BPF in the fore part of the suction side are more prominent than that in the other parts of the stator blade. 转子尾迹频率的高频分量对静子叶片吸力面前缘的影响比对其他位置的影响大。
- Using state-of-the-art recording equipment, the higher harmonics and deeply reverberating acoustic properties of the room were captured on tape. 运用最先进的科技设备,更高的和谐率和深刻真实的乐器迴声反射,都被捕捉到专辑中。
- The content of high harmonics in public power grids is the important indicator which measures the quality of power grid system. 公共电网中高次谐波的含量是衡量电力系统电能品质优劣的重要指标。
- Interference phenomena between high harmonics and hyper-Raman lines in strongly driven two-level atomic system has been investigated. 利用强激光场驱动下的原子二能级模型,探讨了高次谐波与高阶拉曼谱的相干相消现象。
- Since the higher the sampling frequency ,the higher order of mixed high harmonics , the amplitude smaller, the impact to useful information aliasing is smaller. 留学解答资讯网:由于采样频率越高则混入高次谐波的阶数越高,幅值越小,对有用信息混叠影响越小。
- The amplitudes of the high harmonics exhibited characteristic changes which depended on the gas concertation and the kinetics of the gas speices on the sensor surface. 研究表明,动态信号包含了大量的化学反应信息,对敏感机理的探讨十分有利;
- It is shown that the hyper-Raman lines disappear, the background noises are restrained and the high harmonics are enhanced due to the interference effect. 结果发现适当选取激光场的强度使高阶拉曼线处于谐波位置时,由于相干效应,高阶拉曼谱得到抑制而高次谐波谱则得到加强。
- In order to eliminate higher harmonics embedded driving signal in miniaturized EDM(Electrical Discharge Machining) system,matching circuit for ultrasonic generator has been carried out. 针对微小型电火花加工系统中超声马达的驱动信号中含有高次谐波的现象,进行了超声电发生器输出端的阻抗匹配。
- The reasons and harm of high harmonics in the substation of electric arc furnace, and some measures of avoiding and decreasing the high harmonics are put forward after careful analysis. 通过对电弧炉变电所在运行过程中出现的现象进行分析研究,指出了高次谐波产生的原因及其危害,提出了防止和减少高次谐波的措施。
- 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。
- 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。
- In this superradiance harmonics, the temporal width of harmonics is extremely short, the ratio of high harmonic fundamental wave is much higher than the known superradiance harmonics. 在这种机制里,谐波脉冲的时间宽度极短;高次谐波与基波的比例比已知的超辐射谐波高得多。
- 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。
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- The dockers are coming out on strike for higher wages. 码头工人将举行罢工要求增加工资。
- Sherman recommended that Clarke be disciplined, but higher-ups rejected the idea. 谢尔曼建议对克拉克进行纪律惩戒,但高层拒绝了这个意见。
- 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。
- 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 Detroit auto workers went out for higher pay. 底特律的汽车工人为争取提高工资而罢工。