弹光效应双反射膜是一种各向异性的高反射膜。
Bireflectance film based on the photoelastic effect is a kind of anisotropic high reflection coating.
接下来,宽带双反射带通和导向孔箱体也有很好的效率。
Next in line, the wide-bandwidth dual-reflex and the ported enclosure exhibit very good efficiency as well.
讨论了双贴合无光焦度校正板放在次镜后的双反射球面系统。
A two-sphere system with a two-lens zero-power corrector placed behind the secondary mirror was discussed.
导向孔和双反射带通箱设计比密闭箱的失真更小一些,但是差别不大。
The ported box and the bandpass designs produce less distortion than the sealed box, but the difference is marginal.
通常来说,效率最高的箱体是两种窄带宽的带通箱设计,其中双反射版本会有小小的优势。
Generally speaking, the most efficient enclosures are the two narrow-bandwidth bandpass designs with the dual-reflex version having a slight edge.
通过合理的模具设计,运用湿法成型和真空袋压相结合的工艺研制了双反射面天线反射体。
The reflecting antenna of high precision surface and electrical property is manufactured through rational mold de- sign and wet molding process combined with vacuum bag molding process.
实验结果表明,只要有机玻璃管的真空度能够满足要求,采用双反射镜成像系统来观测射流的形貌是可行的。
The experiment results show that observing jet appearance with the double reflecting mirrors system is feasible as long as the vacuum of the glass tube can meet the requirement of experiment.
从箱体阻尼损失来看,导向孔和双反射带通箱设计在极低频下比密封箱和单反射式带通箱设计有着更大的失真。
Related to the loss of enclosure damping, ported and dual-reflex bandpass designs also exhibit higher distortion levels at very low frequencies than sealed or single-reflex bandpass designs.
通过合理的模具设计,运用湿法成型和真空袋压相结合的工艺研制了双反射面天线反射体。其型面精度高,电气指标一致性好。
The reflecting antenna of high precision surface and electrical property is manufactured through rational mold design and wet molding process combined with vacuum bag molding process.
双反射带通箱,由于它的导向孔在很大的频率范围内控制了锥盆动作,所以产生的失真最小,同时还表现出最好的功率承受特性。
The dual-reflex bandpass, due to the fact that its ports control cone motion over a wider range of frequencies, produces the least distortion and exhibits the best power-handling characteristics.
本文提出并建立了双反射膜双频激光器物理模型,该模型不仅考虑了激光腔镜的双反射膜作用、横向磁场的作用,同时还考虑了激光腔内模式耦合问题。
A physical model in consideration of not only the effect of bireflectance film and transverse magnetic field but also the mode coupling in the laser cavity is set up.
为了在3 - D模型中重现,一架双引擎飞机飞越城市和浓密的树冠,发射并采集从地面,建筑物和其他结构反射回来的激光束。
To reproduce the landscape in 3-D, a twin-engine plane flew over the city and fired laser beams through the dense tree canopy. The beams bounced off the ground, buildings, and other structures below.
应用光波的电磁场理论严格地推导了当入射光满足“临界反射”或“双正交反射”条件时,光的偏振态在反射过程不会发生改变。
With electromagnetic theory of light, We found that the polarization of the light kept the same when the reflection of incident light satisfied critical reflection or dual-quadrature reflection.
而下肢有上运动神经元损害,肌力完全丧失,膝反射和踝反射亢进,腹壁反射消失以及双侧跖反射阳性。
On investigation the lower limbs showed an up-per motor neurone type of lesion with complete loss of power brisk knee and ankle-jerks absent abdominal reflexes and bilateral extensor plantar response.
神经系统:双膝反射等神经生理性反射正常,巴彬斯基氏征等病理未引出。
Nerve system: normal nervous AD psychological reflection of both knees etc. No pathological reflection of Babinski's sign is induced.
本文提出的基于起伏地表的叠加速度分析方法,应用双平方根方程计算反射波的旅行时间,可适用于地形起伏剧烈地区。
The method of stack velocity analysis based on relief surface presented in the paper uses double-square-root equation to compute the travel time of reflections, which is suitable to use in the area w.
利用稳态相位法研究了当入射角小于全反射临界角时双棱镜结构中透射光束的古斯汉欣位移。
The Goos-Hnchen shift of the transmitted light beam in a two-prism configuration is investigated by stationary-phase approach when the incidence angle is less than the critical angle.
同时也表明了双群模型有可能成为研究离子在固体表面反射的有效的理论方法。
These results also show that the bipartition theory of light ion transport is an effective theoretical method for investigation of ion reflection from surface of solids.
但当双侧面瘫同时伴腱反射亢进时,则应考虑到诸如脑干脑炎、脑桥神经胶质瘤、卒中等脑部病变的可能。
When bifacial weakness is accompanied by hyperreflexia, cerebral diseases such as brainstem encephalitis, pontine glioma, and stroke must be considered.
经推证及试验表明,采用双曲率椭球面反射镜,可以克服上述缺点。
It is shown by proving and testing that the abovementioned shortcomings can be overcome by using the reflecting mirrors with bilateral curvature ellipsoid.
该天线可应用于宽频带单极化、双极化阵列天线单元或反射面天线馈源。
The antenna is applicable to the array antenna element with broadband single polarization and dual polarization or antenna feed source with reflecting surface.
该安立ms4661 a网络分析仪是一种手段,用以测量复杂的透射和反射特性的双端口器件在频域。
The Anritsu MS4661A network analyzer is an instrument which measures the complex transmission and reflection characteristics of two-port devices in the frequency domain.
在对双色性反射模型理论分析的基础上,定义和分析了多种彩色不变特征。
In this paper we define and analyze a number of color constancies based on dichromatic reflection model.
总结了光纤环腔的双稳性随耦合器反射率、单程线性相移等参数改变而产生的规律。
We sum up the rule of the bistability with the change of coupler reflectivity and single-pass linear phase shift ?
采用解析方法研究了斜向入射波作用下双淹没矩形体的透反射系数特性。
An analytic method is used to analyze the transmission and reflection coefficients of double-submerged rectangular blocks (DSRB) in oblique waves.
我们在理论上提出了基于金属双栅结构的反射式光学传感器,用于探测折射率的变化,并讨论了如何优化其性能。
A reflex optical sensor with high sensitivity based on DMG for detecting the change in refractive index is proposed and its performance theoretically is discussed.
研究了经双凸透镜两个光具面 L_1和 L_2的透射光线和反射光线的近轴成像规律,以此说明其像群的形成。
The rule of adaxial image formation is studied, of the transmission light and reflected light through the two optical surfaces L_1 and L_2 of the biconvex lens.
并利用二次超声反射波进行了液位及泥位的双距离测量实验。
Using two times echo ultrasonic, Proceeding the liquid and mud double level measure the experiment.
结果冷热刺激检查表明,所有飞行员双侧半规管功能对称,视-眼动反射和前庭-眼动反射功能正常。
Result Caloric tests indicated that there were function symmetry on both sides of semicircular canals, as well as normality of visual-vestibular and vestibulo-ocular reflexes in all the candidates.
结果冷热刺激检查表明,所有飞行员双侧半规管功能对称,视-眼动反射和前庭-眼动反射功能正常。
Result Caloric tests indicated that there were function symmetry on both sides of semicircular canals, as well as normality of visual-vestibular and vestibulo-ocular reflexes in all the candidates.
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