The scientists found that the precursor wave front of a single photon always travels at c, like the signal velocity of large groups of photons.
科学家发现，单个光子的前驱波头一般以光速c传播，就像由大量光子携带的信号的传播速度一样。
We are sure that the main wave packet cannot travel faster than the precursor, which travels at c.
我们确定，主波包传播的速度不能超越以光速c传播的前驱。
As an example, the operation frequency of TT&C and data transmission(TTC&DT) and the attenuation constant of electromagnetic wave through the blackout zone are estimated.
作为一次练习，估算了测控通信系统的工作频率、电波穿过“黑障”区的衰减常数；
In contrast to other similar schemes based on characteristic method, the C-I scheme gives a clear view for down-going and upcoming wave fields.
与基于特征法的其它类似方法相比，C - I法给出了下行和上行波场更明确的描述。
An open fire hydrant cools off a Washington, D. C., resident during a heat wave this month.
本月，热浪无情袭击华盛顿特区，当地居民说必须要有消防水龙头来为华盛顿特区降温了。
By oil immersion coupling. the system can be used to detect near surface defects with focussing probe. find surface cracks with surface wave probe and determine defect size with computerized C-scan.
该装置采用全油浸耦合，用聚束探头检测近表面缺陷，用表面波检测表面裂纹，用计算机化c扫描定量缺陷尺寸。
Three experimental techniques for detecting matrix cracking evolution in composite laminates are investigated: acoustic emission detection, ultrasonic wave C-scan, and replica tape record.
介绍探测复合材料层板基体裂纹的三种实验技术：声波发射探测，超声波c扫描和复制带记录。
DC power supply cabinet: three-phase silicon-controlled rectifier (SCR), computer digital pulse triggers plate, flat-wave inductor, L, C filter, etc.
直流电源柜：三相可控硅整流桥（SCR）、计算机数字脉冲触发板、平波电感、L、C滤波器等组成。
Traders who are short should be careful here as a long turning point may follow very quickly if wave c is already completed.
短期的空方需要者应小心了，因为这里作为一项长期的转折点可能会很快出现反转，假如波c浪已经完成了的话。
The spot G wave may be active ingestion of aphid during stylet pathway (C wave phase);
初步认为，点G波是蚜虫在刺探途径阶段（C波阶段）的试探性主动吸食过程；
The stability and space correlation about the sky-wave propagation time-delay in Loran-C system are studied.
研究了罗兰-C天波传播时延的稳定性与空间相关性。
A new method for estimating formation S-wave anisotropy parameters from 4-component (4-c) data in cross-dipole array acoustic logging is proposed.
提出一种从四分量正交偶极子声波阵列波形数据中提取地层剪切波方位各向异性参数的有效方法。
The results estimated from NASA/JPL AIRSAR C-band polarimetric SAR data show that the ocean wavelength, wave direction and significant wave height are in agreement with buoy measurements.
利用机载SAR取代真实孔径雷达进行海浪反演，获得了与浮标一致的结果。
To solve the problem of the fault location in distribution networks, a fault location method is suggested for the single-phase grounding fault based on C-type traveling-wave theory.
为解决配电网故障定位问题，使配电网故障定位自动化，以减少巡线工作量和用户停电时间，提出了利用C型行波法对单相接地故障进行故障测距的方法。
To solve the problem of the fault location in distribution networks, a fault location method is suggested for the single-phase grounding fault based on C-type traveling-wave theory.
为解决配电网故障定位问题，使配电网故障定位自动化，以减少巡线工作量和用户停电时间，提出了利用C型行波法对单相接地故障进行故障测距的方法。
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