seismic array 中文意思是什麼
seismic array
解釋
地震臺陣-
The research results are controlled source which has linear or nonlinear variabe frequency scan function and the seismic instruments which match with it, and the method of small group intervals, small offset, much more channels, short array length, high - frequency receivers are applied during the link of data acquisition, and that the techniques of the refraction static correction, the noise suppressing, the high - resolution velocity analysis, the wavelet length compression, the wavelet zero - phase, and the prestack migration should be applied emphasizedly during the link of data processing and interpretation
研究表明，對于城市活斷層的抗干擾高解析度淺層地震勘探，在數據採集環節應採用具有線性或非線性變頻掃描功能的可控震源和與其相匹配的地震儀器，以及小道間距、小偏移距、多接收道、短排列和高頻檢波器接收的工作方法；在數據處理與解釋環節，要重視折射靜校正技術、噪聲壓制技術、高精度速度分析技術、子波壓縮技術、子波零相位化技術和疊前偏移技術等的應用。 -
After the field survey, the technique and implementation group of igcsb chose dajianshan where is 18km away from lanzhou seismic station in the south - west as the array site among several backup sites, and enforced a site survey on august, 1999. eignt suits of instruments supported by the analysis and prediction center, csb were used for the field observation, and 18 sites were deployed on two concentric circles and a beeline respectively. during the 18 days, we achieved about 3gb waveform data
1999年8月，中國地震局地球物理研究所臺陣建設技術實施組經過實地考察，從幾個候選陣址中選中蘭州地震臺西南方向18km的大尖山作為ims蘭州臺陣陣址，在中國地震局分析預報中心的支持下，投入了8套地震儀器以同心圓分佈和直線分佈方式在蘭州大尖山陣址對18個測點進行了為期18天的野外觀測，取得了約3gb的地震數據。 -
This paper also show a rough estimate of the gains of this array, because it needs one year ' s data to collect one year ' s noise correlation variation curves and then give a more practical detection ability of the seismic array. one result of this paper is " seismic array site survery data processing software " exploited by the author. the software can calculate the power spectrum of noise for every site, noise coherence function for every site pair, the cross - correlation curves, the root mean square of noise for every site and the array response
此外還計算了該臺陣的臺陣響應，發現臺陣響應的主瓣高而尖；旁瓣很小，這歪姐鈕遠宣腔撾踏數公鍍壁韶逼上攏唆精確啻應：有關此臺陣的檢測能力，只能給出一個粗略的估計，因為評價一個臺陣對地震事件的檢測能力需要獲得為期一年的觀測資料，才能給出一年內噪聲場變化的相關值曲線，最終給出更加符合實際的臺陣檢測能力。 -
The result suggest that if there are enough distance combined by every site, the radius will be more accurate. the coherence method was mentioned early ( ota kulhanek, 1973 ) but no one used it to confirm redius of a seismic array
結果證明，只要臺陣各勘址子臺能夠組合出較連續的距離值，則利用相干函數所求得的半徑將更加精確。 -
The cross - correlation curves method as a traditional method is to find out the distance with the biggest snr to be the radius. the author tried a new coherence function method combined with the cross - correlation curves traditional method to confirm that the radius of the seismic array are 380m and 1500 - 1750m respectively
作者對比了各測點對之間的噪聲和信號的相干函數並找出了信噪比最大的距離值，結合傳統的相關值曲線理論得出了蘭州臺陣內外圓的半徑分別為380m和1500 - 1750m 。 -
Using the arrival times of 197 earthquakes well recorded by the beijing seismic network and the china - germany cooperative yanqing digital seismic array in the period from october of 2001 to december of 2005, we accurately relocate these earthquakes by the joint - inversion program for hypocentralr position and 3 - d velocity structure
摘要利用首都圈地震臺網和中德合作延慶數字地震臺陣2001年10月2005年12月獲得良好記錄的197次地震到時，運用地震震源位置和三維地殼速度結構聯合反演程序對這些地震實行精確定位。 -
Seismic beam - forming in phased array of vibroseis
相控震源地震波定向技術 -
In order to improve snr of seismic signal for controlled vibroseis in seismic exploration, a set of phased array vibroseises is developed for generating directional seismic wave by controlling differences of phases between neighboring vibroseises, and a special seismic signal detection method for phased array vibroseises is proposed
摘要為提高可控震源地震信號的信噪比，將雷達系統的相控陣技術應用於可控震源地震，通過控制相鄰震源的相位差恆定，使地震波能量集中，產生定向地震波束，加強有用信號的強度，從而提高了地震信號的信噪比。 -
The phased array seismic signal detection result is given and compared with single and combination vibroseises under the same experience condition
在給定條件下，與單震源地震和組合震源地震相比，相控地震的信噪比最高。 -
It elucidates the importance of geophone property and its array in high - resolution seismic survey by analysis to the contrast test and application of the different geophone properties and arrays in recent land high - resolution surveys
對不同型號檢波器的性能以及檢波器不同組合方式的對比試驗和應用效果進行了分析，提出了適合高解析度地震檢波器的性能指標，指出合理地選擇檢波器類型和檢波器的連接方式，能提高地震資料的信噪比和解析度。 -
Abstract : the china seismological bureau and the federal institute for geosciences and natural resources of germany will launch an international co - operative project “ near - field seismic observation by mobil array and seismic hazard mitigation in beijing area ” in the spring 2001
文摘:中國地震局和德國聯邦地球科學和自然資源研究院將於2001年春季開始一項「流動臺陣近場地震觀測和北京地區防震減災」的國際地震合作計劃。 -
Annex 1 to the ctbt protocol had listed the 50 seismological stations ( arrays ) comprising the primary network of international monitoring system ( ims ), and lanzhou seismic array ( ps13 ) was in it
Ctbt議定書附件1列出了國際監測系統（ ims ）中構成基本網路的全球50個地震臺站（陣）的清單，其中包括我國蘭州臺陣（ ps13 ） 。 -
The content of this paper is data processing and design of lanzhou seismic array
論文的研究內容為臺陣勘測數據處理與臺陣設計。 -
According to this kind of design method, the most important thing is to confirm the radius of the two rings for lanzhou seismic array on the principle of highest signal coherence combined with lowest noise coherence
根據這種設計方式，蘭州臺陣的設計主要是依據各測點間地震信號的最大相干性和噪聲的最小相干性的原則來確定兩個同心圓的半徑。
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