当探测到某一强度的波时，警报就会启动。
When waves of a certain intensity are detected, the alarms are set off.
VTI介质中反射P波时距曲线一般不再是双曲线。
The traveltime-distance curve of reflected P-wave in VTI media is not hyperbolic anymore.
对物质体系在发射和接收引力波时的能量转换作了新解释。
A new interpretation for the energy exchanges of the matter system is given when there exists the gravitational wave.
提出了一种基于局域波时频图像的盲源分离故障诊断方法。
The blind source separation fault diagnosis method based on Local wave time-frequency images is developed.
本文提出并解决了折射波时距曲线及解释剖面的自动绘制问题。
This paper presents and solves the question of drawing the refractive time distance curve and the interpretation profile automatic ally.
指出对地层介质使用弹性波或电磁波时，关键问题是纵向分辨力低。
The principal difficulty encountered in applying elastic or electromagnetic waves to the earth media is the poor longitudinal resolution of monochromatic holography.
维持四波时，平均经圈环流为靠近热源处下沉和靠近冷源处上升的反环流。
In the steady four-waves flow, the mean meridional circulation is indirect, with a descending motion near the cold source and an ascending motion near the heat source, as shown in Fig.
本文对飞行体在地杂波中检测运动目标的反射波时的基本原理，作了理论分析。
This paper presents the qualitative analyses of the theory of flying objects testing the echo of a motive object out of mixed ground waves.
振动信号能量在局域波时频分布中的变化，是局域波法诊断齿轮磨损故障的特征。
The energy variation of vibration signals is the features of gearbox-case fault diagnosis.
研究了多道地震信号的最佳估计以及因之而提出的反射波时距曲线段的拟合问题；
The optimal estimate problem of multichannel seismic signals is investigated, and then the fitting of reflection travel-time distance relationship segment is applied and discussed.
当他们把测量结果通过傅立叶变换分解成一组波时，这组波随着频率减小而增幅巨大。
When they turned these measurements into a series of waves using a mathematical trick called a Fourier transform, the waves increased in magnitude as their frequency decreased.
由于局域波时频谱可以表示为灰度图像。因此，利用图像信息的不变矩进行故障特征提取。
Because the Local wave T-F spectrum can be showed in the gray image, so we use the moment invariants of time-frequency image as the fault features.
计算结果表明，当入射波为斜波时，本文方法和程序可用于估测超大型浮体结构的挠曲变形。
The results of calculation represent that the method and the program can be used to estimate the deflection distortion of VLFS when the incident waves are oblique waves.
数值分析计算结果表明，理论计算的应力波时程特征与经典爆炸力学给出的时程特性基本一致。
The radium of blasting cavity, stress peak value and action time of stress waves are validated by the theory of classical explosion me…
当水下航行潜体遭遇这种强非线性的内孤立波时，其稳定性、操纵性甚至安全性会受到很大影响。
When submerged body encounters such strongly nonlinear internal solitary waves, its stability, maneuverability or even security will be greatly affected.
从特征信号提取的角度出发，采用局域波时频分析和信息熵结合的方法进行往复式压缩机故障诊断。
In the view of feature signal extraction, the local wave time-frequency analysis and information entropy were used to deal with fault diagnosis.
据此，就三维地震反射面接收，本文对三维倾斜界面以及各向异性对P波时距特征的影响做计算讨论。
This thesis attempts to evaluate the effects of a 3D dipping interface within anisotropic media for the time-distance features of reflected P-wave.
跃迁矩阵元被表示为两项，当入射电子和散射电子近似为平面波时，跃迁矩阵元的第一项是一个发散的复数；
The first term of this transition matrix element is a divergent pluralism when the incident and scattered waves are chosen as plane wave.
通过对该桥桥址处的地震危险性分析，得出了桥位处的地震动参数，并合成了桥址处基岩人工波时程和场地土人工波时。
According to the earthquake hazard analysis on the site, the ground motion parameters are received and the rock time generated seismic wave of the site is composed.
冲击波是在易挥发的化学品爆炸时产生的。
一项早期的研究表明，当我们看电视时，我们的大脑大多表现出缓慢的阿尔法波，这表明我们的兴奋程度程度较低，类似于做白日梦的状态。
An early strain of research claimed that when we watch television, our brains mostly exhibit slow alpha waves—indicating a low level of arousal, similar to when we are daydreaming.
波莉姨妈在跟希德和玛丽道晚安时，比平时温柔多了。
Aunt Polly was tender far beyond her wont, in her goodnight to Sid and Mary.
四岁时，罗斯特罗波维奇和母亲索菲娅·尼古拉耶夫娜·费多托娃一起学习钢琴，索菲娅是一位才华横溢的钢琴家。
At the age of four, Rostropovich learned the piano with his mother, Sofiya Nikolaevna Fedotova, a talented pianist.
专家说，由于海浪一波接一波地冲击时与海岸之间产生复杂的相互作用，海啸的影响大小存在很大变数。
Because of the complicated interactions with the coast as wave after wave strikes, experts said the impact of a tsunami can be highly variable.
春天，当我去观看印第安纳波利斯500赛车比赛时，遇到内布拉斯加州的鲍勃·克里州长。
When I went to the Indianapolis 500 race in the spring, I ran into Governor Bob Kerrey of Nebraska.
他们的方法揭示出了这样一个事实：水蒸气会改变雷达波穿越空气时的速度。
Their method exploits the fact that water vapour changes the speed at which radar waves travel though air.
这种设计背后的主要思想在决定内容区域或侧边栏尺寸时利用斐波那契原理。
The main idea behind such designs is to use Fibonacci when deciding on the dimensions for content area or sidebar.
表面上一家人过着普通人的生活，可在12岁时波顿就离开了父母与弟弟丹尼尔，与祖父母们住在一起。
While seemingly having a normal life, at the age of 12 Burton left his parents and younger brother, Daniel, in order to live with his grandmother.
表面上一家人过着普通人的生活，可在12岁时波顿就离开了父母与弟弟丹尼尔，与祖父母们住在一起。
While seemingly having a normal life, at the age of 12 Burton left his parents and younger brother, Daniel, in order to live with his grandmother.
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