1) Doppler spectral broadening
多普勒频谱加宽效应
1.
Doppler spectral broadening experiment based on virtual instrument
基于虚拟仪器的多普勒频谱加宽效应的实验
2) wideband Doppler effect
宽带多普勒效应
3) Doppler broadening effect
多普勒展宽效应
1.
Based on theoretical model and calculation method of optical pumped SMMW laser,several problems which should pay attention to in calculation,such as iteration method,resonance characteristic and the feedback property of cavity, Doppler broadening effect and pressure broadening effect etc.
如考虑选用迭代法、谐振腔的反馈特性和谐振特性、多普勒展宽效应、压力展宽效应等。
4) Doppler broadening
多普勒加宽
1.
The Stark optical bistability with Doppler broadening is analyzed by the semiclassical theory.
用半经典理论分析了含有多普勒加宽的斯塔克效应光学双稳性，分析了多普勒加宽及其饱和效应对该斯塔克效应光学双稳性的影响。
5) pulsed wave Doppler
频谱多普勒
1.
Methods Color Doppler flow image(CDFI) combined with pulsed wave Doppler(PW) was used to define the course of vertebral artery and determine the parameters of blood flow for comparative study between two groups: patient group(30 patients with stenotic vertebral artery's inner diameter <2.
8 mm的狭窄患者30例作为病例组,另选健康自愿者30例作为对照组,分别进行彩色多普勒(CDFI)及频谱多普勒(PW)血流显像检查,观察椎动脉走向,测其内径、峰值流速(Vmax)、阻力指数(RI)。
6) Doppler Spectrum
多普勒频谱
1.
The blood flow of the main renal artery and segmental renal vessels before and after the sclerotherapy were measured by Doppler spectrum, meanwhile, another 20 cases were chosen as c.
结论超声引导下穿刺注射99·9%乙醇治疗肾囊肿是一种安全、微创、高效、经济的治疗方法;多普勒频谱检测肾血流有助于了解肾囊肿对肾脏的影响。
2.
In the algorithm the doppler spectrum of sea clutter is di- vided into the so-called platform motion spectrum and the sea-echo spectrum.
文中提出新的海杂波模拟算法,该算法将海杂波的多普勒频谱分解成平台运动频谱和海面自身运动频谱,通过脱机方式计算这两个频谱分量,从而有效地减少计算量,使模拟能实时完成。
补充资料：多普勒变宽(Doppler broadening)
分子式：
CAS号：
性质：又称多普勒变宽（Doppler broadening）。由于原子的无规则热运动引起的原子谱线变宽。热变宽一般由自然线宽的10-5mm变为1×10-3～5×10-3nm，它与温度的平方根成正比。
CAS号：
性质：又称多普勒变宽（Doppler broadening）。由于原子的无规则热运动引起的原子谱线变宽。热变宽一般由自然线宽的10-5mm变为1×10-3～5×10-3nm，它与温度的平方根成正比。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条