1.
Study on Intermittent Second Harmonic Contrast Imaging (SHCI) in Diagnosis of Acute Renal Allograft Rejection;
经静脉声学造影间歇二次谐波成像诊断移植肾急性排斥反应的实验研究
2.
Method to reduce acoustic attenuation during intravenous myocardial contrast echocardiography
间歇谐波成像克服心肌声学造影中的远程衰减
3.
Simulation study on the second harmonic ultrasound field of a Bessel Beam
Bessel波二次谐波声场的仿真研究
4.
Characteristic Analysis on Inter-Harmonics and Sub-Harmonics in the New Type of Industry Converting System
新型工业变流系统间谐波与次谐波特性分析
5.
Research on Related Technologies of Methane Concentration Second Harmonic Detection;
瓦斯浓度二次谐波检测相关技术研究
6.
94GHz SECOND-HARMONIC COMPLEX CAVITY GYROTRON WITH GRADUAL TRANSITIONS
94GHz二次谐波渐变复合腔回旋管
7.
Study on 94 GHz Second-harmonic Wave Tapered Complex Cavity Gyrotron
94GHz二次谐波渐变复合腔回旋管研究
8.
STUDIES ON 8mm SECOND HARMONIC GYROKLYSTRON AMPLIFIER
8mm二次谐波回旋速调放大器的研究
9.
Generation of continuously tunable second harmonics around 295 nm
295毫微米附近连续可调谐二次谐波的产生
10.
Quasi-Phase-Matched Second Harmonic Generation in GF(m, n) Optical Superlattices;
广义菲波那契超晶格二次谐波谱的理论研究
11.
Second harmonic injection for restraining third-order intermodulation in traveling wave tube
行波管中二次谐波注入对三阶互调的抑制
12.
Simulation of W-band second-harmonic complex cavity gyrotron with abrupt transiton
W波段二次谐波突变复合腔回旋管数值模拟
13.
Second Harmonic Generation and Effect Factors in Silica Photonic Crystal Waveguide
全硅光子晶体波导中二次谐波产生及影响因素
14.
Investigation of Second Order Nonlinear Optical Activity and Surface Second-Harmonic Generation in Chiral Media;
手性介质二阶非线性旋光与表面二次谐波研究
15.
Nonlinear analysis of a Ka-band second harmonic distributedloss gyrotron traveling wave amplifier
Ka波段二次谐波损耗波导回旋行波管非线性分析
16.
Temperature and wavelength tuning of second harmonic generation in a nonlinear photonic quasi-crystal
准晶非线性光子晶体中二次谐波波长和温度调谐的研究
17.
Noise analysis of second-harmonic detection with tunable diode laser absorption spectroscopy
基于可调谐二极管激光吸收光谱学对二次谐波检测噪声分析研究
18.
Analysis and Treatment of High Frequency Protection Mulfunction Caused by Secondary Intermittent Fault
二次间歇性故障引起高频保护误动事例分析与处理