小心地将天线与电缆匹配，以确保低定波比率（SWR）。
The antenna and cable must be carefully matched to ensure a low Standing Wave Ratio (SWR).
在一定波长范围内TM波缺陷模的波长随杂质光学厚度近似呈线性变化。
The defect mode of TM wave with thickness of defect look like to present line variety within the scope of certain wavelength.
当传感器发现粉尘浓度达到了临界水平，就有一定的电荷促使该材料发出除尘波越过其表面。
Sensors detect when dust concentrations reach a critical level and then an electric charge energises the material sending a dust-repelling wave across its surface.
波顿自己一定觉得自己必须拍这样一部电影，因为如果没有像艾德·伍德这样的电影人存在，也不会有现在的波顿。
Burton must have felt he had to make this picture because without filmmakers like Ed Wood, Burton himself would have never existed.
看到菜单上的醉虾，你一定觉得是一道美味的波旁威士忌味的BBQ明虾。
Seeing drunken shrimp on a menu might raise your hopes of some kind of delicious bourbon BBQ prawn dish.
不过，他料想在波利弗街附近一带的胡同里，一定不会有人在他后面跟着。
Still, in the deserted lanes which lie near the Rue Poliveau, he thought he felt certain that no one was following him.
换句话说，那些波的频率根据推断在时空上是常定的。
In other words, the frequencies of those waves should be constant in time and space a priori.
应用几何光学中的射线理论，直观地讨论了准定常波在时间平均基流中的传播，解释了定常波传播的纬向非均匀性。
The ray theory of geometric optics was applied to visually investigate the propagation of quasi stationary waves in time mean basic flow and interpret the zonal nonhomogeneity.
在双波理论中相应于这三套定态波函数有三种对这体系的双波描述。
Corresponding to the three kinds of stationary wave functions, there are three kinds of double wave descriptions for the system in double wave theory respectively.
这表明经圈环流对冬、夏半球的定常波传播路径有着显著的影响。
It suggests that the meridional circulation has a marked influence on the route of stationary waves propagation in Winter and Summer Hemisphere.
在一定条件下，遥感图像上可以观测到舰船的尾迹或自然界的内波现象。
In some condition the wake of ship or the natural interwave can be observed in remote sensing imagery.
对于波在一种给定的大气模式中传播，加上一定的边界条件，用全波解理论，求出了次声波共振因子的位置。
Given a certain model of atmosphere, the position of resonant factor of infrasonic waves is figured out, by using the theory of full waves and some certain bound conditions.
实验结果表明，利用该方法设计的无差拍控制正弦波逆变器系统稳定性好、输出电压波形畸变率低，具有一定的实际应用价值。
The experimental results prove that the sine wave inverter designed by this method have good stability and high quality output voltage and can be applied in practice.
研究结果显示，在频率域内，面波衰减系数分布与群速度分布具有一定的相关性。
The correlation property between the distribution of attenuation factor and that of the group velocity is indicated, in this study.
本文就此进行了初步分析，认为强震前的预滑移可能产生这种长周期的形变波，它们对大震预报有一定意义。
In this paper we analyze these data and find that the deformation wave of long period comes from pre-movement before a strong earthquake.
这些波动在一定条件下变为静止波，这可解释大气中的阻塞现象。
Especially, under certain conditions these waves become stationary, which gives theoretical explanation of blocking phenomenon occurring in the atmosphere.
有关理论对下孔法剪切波测试过程的简化具有一定的指导意义。
The related theory has the meaning of directing the process of the down-hole method of shear wave testing.
在一定条件下，动力扰动可简化为平面应力波。
The dynamic disturbance can be simplified as plane stress wave under certain conditions.
水中爆破所产生的声压波对海洋生物有一定的致死作用，但致死范围不大，而对水产资源的幼体和浮游生物伤害较大。
The explosion wave which blow up underwater has a proper lethal action on Marine organisms, but the lethal sphere is not big and there is bigger harm on their larva, egg and plankton.
提出用低频超声类兰姆波定征方法来估计超薄双层胶结复合结构各层的纵波声速、横波声速、厚度和密度等参数。
A low frequency ultrasonic (Lamb like) wave method is used for characterizing the shear, longitudinal wave velocities, the thickness, and the density of ultra thin two layered bonding composite.
本文还对各种表面格波中的原子振动方式作了一定的描述。
In addition, this Paper describes the atomic vibration in different surface lattice waves.
实验结果还表明：爆轰波后气流的定常性和重复性品质优良。
Experimentalresults show that the steadiness and the repeatability of the flow be-hind detonation wave are excellent.
提出用低频超声类兰姆波定征方法来估计超薄黏结复合结构各层与黏结层的厚度、密度、纵波声速和横波声速等参数。
A low frequency ultrasonic Lamb like wave method suitable for characterizing the thickness, density, shear and longitudinal wave velocities of the ultra thin bonding composite is presented.
提出了用低频多模式超声兰姆波定征方法来估计超薄弹性层的纵波声速、横波声速、厚度和密度等参数。
A low frequency multi mode ultrasonic Lamb wave method suitable for characterizing shear and longitudinal wave velocities, thickness and density of ultra thin elastic layers is presented.
由于液滴蒸发的影响以及闪蒸过程中蒸发波的产生，即使在真空状态下，液滴周围仍存在一定的压力。
Because of the influence of evaporation of water droplet and existence of evaporation wave in the process of flash, there exists minute pressure around the water droplet, even if in the vacuum.
外加纵向有限磁场也对注波互作用效率和谐振频率有一定的影响。
The additional axial finite magnetic field also has some influence on the beam-wave interaction efficiency and the resonance frequency.
目的对比研究水下冲击波与空气冲击波对生物内脏的损伤效应，为其防治提供一定的依据。
Objective To compare viscera injuries caused by underwater blast wave and air blast wave, and to provide some basis for their prevention and treatment.
目的对比研究水下冲击波与空气冲击波对生物内脏的损伤效应，为其防治提供一定的依据。
Objective To compare viscera injuries caused by underwater blast wave and air blast wave, and to provide some basis for their prevention and treatment.
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