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- Superior mechanical and frequency characteristics. 机械强度高、高频特性优越。
- Linear and Stable High Frequency Characteristics. 稳定的线性高频特性。
- With time-frequency analysis, the frequency characteristics of sound and the vibrational modes of a two-tone Chinese Peace Bell have been studied. 对?钟振动模式的研究表明，在正鼓激励时，不仅激起(2，0)a模式的振动，而且激起较强的(3，0)模式。
- Increasing the effective inductance makes it easy to control the cutoff frequency characteristics of the DGS planar circuits. 增加的等效电感可以容易控制DGS平面电路的截止频率特性。
- Two operating characteristics of pulse detonation engine are analyzed: regulation operating frequency characteristics and flow control characteristics. 分析了脉冲爆震发动机的两种调节特性：变频特性和节流特性。
- The radar absorbing structure with active FSS whose frequency characteristics can be dynamically tuned is illustrated particularly. 重点介绍了频率特性可调的含主动式FSS的吸波结构。
- In another part of this thesis, we discussed and analyzed the reliability issues on the high frequency characteristics of MOS transistors. 另一方面，本论文也针对金氧半场效电晶体的高频操作下的可靠度做了一个完整的分析。
- Frequency characteristics of a flexible hub-beam system with an attached mass were studied by using a first-order approximation coupling model. 摘要本文采用一次近似模型研究了任意附加质量位置的中心刚体-柔性梁系统的频率特性。
- Using sine rotation vector as an indication method, the influences of datum beam length, sliding boots gap and length on frequency characteristics of the beam are analyzed. 利用正弦量的旋转矢量的表示方法，分析基准梁长度、滑靴的间距和滑靴长度对基准梁的频率特性的影响。
- Because engine noise takes on complicated frequency characteristics, if original noise signal is not collected, the noise control effect will not be evident. 由于发动机噪声的频率成分比较复杂，如果采用主动降噪技术不能适时采集到源噪声信号，就达不到理想的降噪效果。
- Development of Portable Instrument for Amplitude- Frequency Characteristic. 便携式低频幅频特性测试仪的研制。
- Measurements on the fabricated DGS circuits show that the cutoff and stopband center frequency characteristics depend on the physical dimension of the proposed unit lattice. DGS电路的测试结果显示截止和带阻的中心频率特性由该DGS单元结构的物理尺寸决定。
- Absolute value circuit is the key part of subrange ADC,its Amplitude and frequency characteristics directly affect the Amplitude and frequency characteristics of ADC. 绝对值电路是分级式A/D转换的关键部分,其频幅特性直接影响A/D的频率特性。
- The first order analysis of steady state motion for piston component was deduced by using Fourier expansion method, and the amplitude frequency characteristics was presented. 采用傅里叶展开法推导出活塞组件稳态运动的一阶解析解，以及活塞组件的幅频特性；
- Coaxial Cable - A type of cable used for broadband data and cable systems, with excellent broadband frequency characteristics, noise immunity and physical durability. 同轴电缆-一种应用在宽带数据和有线电视系统中的电缆,它具有非常优良的宽带频率特性,能消除杂音且有物理耐久性。
- Several experiments are presented to demonstrate that the proposed decimation filter and Mth-band interpolation filter have good high frequency characteristics. 仿真实验表明，抽取滤波器和M带插滤波器具有较好的频域特性。
- The first order analysis of steady state motion for piston component was deduced by using Fourier expansion method,and the amplitude frequency characteristics was presented. 采用傅里叶展开法推导出活塞组件稳态运动的一阶解析解,以及活塞组件的幅频特性;
- Finally we compare frequency characteristics to rasping degrees by three different frequency domains.The result shows there are about 77% of noise sources have a good match. (4)室内生活噪音之频谱特性，依低频域、中频域及高频域加以分析，与刺耳程度问卷调查结果比较，相似之比例约77%25。
- The frequency characteristics of a gas generator cycle liquid oxygen/liquid hydrogen (LOX/LH2) rocket engine system was analyzed numerically using matrix transform method. 摘要采用传递矩阵法对某大推力氢氧火箭发动机系统的频率特性进行了仿真分析。
- However, Rayleigh Wave is the right way for the formation velocity by its frequency characteristic. 而瑞利面波的频散特性能较好地解决地表层速度。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
