cardiac wave是什么意思

用法例句

The results show that owing to the increasing of the inversion particles,together with the influence of the temperature on the length of the laser cavity,there is a red shift of the center wavelength with the increasing of the current and temperature.

对半导体激光器输出光谱特性随注入电流、外界温度的变化规律进行了实验研究,发现当电流、温度增加时,由于反转粒子数增多,使半导体禁带宽度减小,加之温度对激光器腔长的影响,致使激光输出的中心波长产生红移现象。

The conclusion is that the shape of the transmittance curve has been basically holding the line with the center wavelength deviation.

对全介质窄带滤光片镀制时因基片位置不同引起的透射率曲线的变化进行了分析 ,得出了其透射率曲线形状基本保持不变仅中心波长发生偏移的结论 。

Change of the center wavelength and 3 dB bandwidth is linear with the strain, but the reflectivity decreases when the strain increases.

对光纤光栅在应力作用下光栅的中心波长、带宽、时延进行了研究,实验中发现光栅的中心波长、带宽随应力改变而呈线性变化,时延的线性度在光栅拉伸时变得更好,时延纹波减小,补偿量减小,光栅的反射率也减小。

In the process of experiment investigation on photonic crystal fiber fabricated by ourselves,by increasing the central wavelength of pump pulseλ_0 gradually,the frequency spectrum of pump pulse is widening gradually withλ_0 approaching toλ_D,at the same time,and the intensity of anti-Stokes wave is increasing gradually with the transform-efficiency being enhanced.

在对自行设计的光纤进行实验研究的过程中,通过逐渐增加泵浦脉冲的中心波长λ_0发现随着λ_0逐渐接近零色散波长λ_D,在一系列非线性效应的作用下泵谱脉冲的频谱逐渐展宽,同时其转化效率也逐渐增加,在短波段的反斯托克斯波的强度也逐渐增加。

Its central wavelength will shift to the short wavelength direction.

薄膜滤光片在垂直入射情况下,其S偏振和P偏振的透射特性是一致的;而在斜入射情况下,其中心波长向短波长方向移动。

Characteristics of superradiance light emitting diode(SLD) are introduced and the effects on the performance of a fiber optic gyro(FOG) such as output power,central wavelength,full width at half maximum(FWHM),degree of polarization(DOP),input current of the SLD are analyzed from the point of view of theory and application,methods to solve these problems are given also.

介绍了超辐射发光二极管(SLD)光源的特点和基本性能参数,从理论和应用的角度较为系统地分析了SLD光源的输出功率、中心波长、半峰值全带宽(FWHM)、偏振度(DOP)、工作电流等参数对光纤陀螺(FOG)性能的影响,并介绍了相应的解决方法。

6 μm radiation from a CO 2 laser into Ge Ag Ni hollow waveguide.

６μｍ辐射耦合到Ｇｅ－Ａｇ－Ｎｉ空心波导的锥形耦合器，以及该耦合器的设计和制作，并对两种耦合器的耦合系数进行了对比分析。

The existence and uniqueness of global solutions containing two center waves and two shocks respectively is proved,and a nonexistence condition for the global discontinuous solution containing one center wave and one shock is given.

研究气体动力学一维压力梯度方程组的一类广义黎曼问题,证明了分别包含两个中心波和两个激波的整体解的存在唯一性,并给出包含一个中心波与一个激波的整体间断解不存在的判定条件。