目前，地震台站一般采用石英晶体钟。
Today, quartz crystal clocks are generally used on the seismograph stations.
本文介绍了一种GPS台站保持算法。
在陆地和洋底要设置许多高增益的台站。
Many high-gain stations will be deployed on land and ocean bottom.
此改造设计方案可以推广其它台站参考。
This transformation design proposal may promote other station reference.
中国承担了12个国际监测系统台站和实验室建设。
China is responsible for setting up 12 international monitoring stations and laboratories.
考虑台站因素，计算波速比的置信度最低达到95%。
The confidence is at least 95% on calculating velocity ratio when considering station factor.
资料的选取保证了最大限度的地震和台站的分布均匀；
The selection of data ensures the maximum limit of well-distribution of earthquakes and stations.
本系统用于存储和检索地震目录、震相数据及台站信息。
The magnetic tape file system is used for the storage and searching of earthquake catalogues, phase data and station informations.
本文提出一种无人值守台站电源远程监测系统的设计方案。
A design of remote monitor system for base station power supply is proposed.
各级气象主管机构所属的气象台站应当保证其制作的气象预报节目的质量。
Meteorological offices and stations subordinate to the competent meteorological departments at different levels shall guarantee the quality of the meteorological forecast programs they have prepared.
地震台站的基础信息是台站管理和分析预报工作的第一手资料。
The basic data of seismostation is the first-hand information for the management of station and earthquake prediction.
这一方法可用于对其他前兆观测台站或单测项预报效能的检验。
This method can be applied to evaluate the prediction effectiveness of the precursory anomalies.
地震数字化时代的到来，要求台站的管理必须适应这个巨大的变化。
The arrival of an era of digitalized seismic observation cries for seismic station management that adapt to the drastic changes.
平均波速比的可靠性有赖于较多的台站数目，以满足拟合精度的要求。
The reliability of average velocity ratios relies on the number of stations to satisfy the fitting precision.
特高压输电线路对调幅广播台站的无源干扰主要是由垂直杆塔引起的。
The passive interference in receiving station of amplitude modulation (AM) broadcasting from UHVAC transmission lines is mainly caused by towers.
文中所用的优化方法对于指导地震前兆观测台站的优化具有一定意义。
The method to optimize observatory distribution is very important to direct the optimization of earthquake precursory observatories.
本文选取朝阳和金县的台站水准观测资料来探讨形变前兆异常与地震的关系。
Based on the observations on Chaoyang and Jinxian seismic stations, this paper discussed the relationship between the precursor anomalies and earthquakes.
为了研究需要，在短时间内在小范围一直保持台站间彼此相距仅0.1到1英里的台站网。
For research purpose, network with stations speed only 1/10 to 1 miles apsrt have been maintained for limited period in small areas.
依据腾冲、昆明两个台站的数字波形资料，对这两次巨震的触发特点进行了分析。
Based on the digital waveform records of Kunming and Tengchong stations, the triggering feature of the two large earthquakes is analyzed.
结果表明，用这些震相测定地震震源深度，提高了台站测定远震震源参数的精度。
It is indicated that the precision of depth determined by this station is improved for the distant earthquakes if this approach is used.
气象台站应当及时无偿提供实施人工影响天气作业所需的气象探测资料、情报、预报。
The meteorological observatory and stations shall timely provide the free aerological sounding data, information and prediction for the weather modification operation.
根据编制和预审气象的实践，结合台站经验，就如何编制好辐射月报表谈谈自己的做法。
This article explains How to establish the monthly report of meteorological radiation according to our own practice combining with the experience of weather stations.
及时分析定点形变台站观测中的这些震兆信息，可能是探索短临地震预报的一种良好途径。
Analysing the precursors observed on fixed deformation stations on time probably is a good way to study short-impending earthquake prediction.
介绍一种新的适合于地方遥测台网数据处理的方法，估算远震信号到达台站的方位角和慢度。
A new method that is applicable to local seismic networks to estimate the azimuth and slowness of teleseismic signals is introduced in the paper.
地球自转角速度的变化对脉冲星周期变率影响的数值，取决于脉冲星的赤纬和观测台站的纬度；
The magnitude of the effect on the rate of change of pulsar period depends on the declination of the pulsar and the latitude of the observing station.
随着地震台站数字化和计算机网络技术的使用，对地震台数字化系统的维护提出了更高的要求。
With the development of digital earthquake station and the application of computer web technology, maintaining the digital system of earthquake stations has become especially important.
利用广西90个气象台站30年的气候资料和台站地理信息，建立了区划指标的空间分析模型。
Using the climatic data recorded by the 90 weather stations in Guangxi in 30 years and geographic information of the stations, spatial analyzing models of division index are built.
风：大多数台站都设置风向标及磁感风杯风速表来量度风向和风速，并附有刻度盘或图表记录器。
Wind: most meteorological stations are equipped with combined vane and cup generator anemometers with dial indicator and or chart recorder for wind speed and direction measurement.
由专业地震台站和宏观观测网点组成的地震前兆监测台网对北京地区的地震预报发挥了很大的作用。
The professional monitoring stations and macro-observation networks have played important roles in predicting earthquakes in the Beijing area.
由专业地震台站和宏观观测网点组成的地震前兆监测台网对北京地区的地震预报发挥了很大的作用。
The professional monitoring stations and macro-observation networks have played important roles in predicting earthquakes in the Beijing area.
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