| 对数字地震仪B格式记录中两个间隙时间的分析 |
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| 引用本文： | 张继才. 对数字地震仪B格式记录中两个间隙时间的分析[J]. 石油物探, 1983, 22(2) |
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| 作者姓名： | 张继才 |
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| 作者单位： | 地质矿产部第四物探大队 |
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| 摘 要： | 在产少关于SN338和国产DSC—481A、B的参考资料中都可见到对B格式所作的具体时间规定,如:PE=150ms,GEM=250ms,GMFE=20ms,…,GFC=150ms等等。倘若仔细对照一下仪器内部线路和有关逻辑方程就可发现,上述时间规定中,有两个间隙段的时间规定是欠妥的,这两个间隙段就是GEM和GFC段。虽然后来在石油工业出版社出版的《数字地震仪(下册)》一书中对此已给出了正确的结论:JX_(ts)段(即GEM)的长度不小于250ms,目前实际使用中一般为850ms左右;JX_(w)(即GFC)操作
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EXAMINATION OF TMO GAPS OF DIGITAL SEISMIC RECORDER WHILST RECORDING IN SEG-B FORMAT |
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| Zhang Ji-cai. EXAMINATION OF TMO GAPS OF DIGITAL SEISMIC RECORDER WHILST RECORDING IN SEG-B FORMAT[J]. Geophysical Prospecting For Petroleum, 1983, 22(2) |
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| Authors: | Zhang Ji-cai |
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| Abstract: | GEOPHYSICAL PROSPECTING FOR PETROLEUMA theoretical and technical quarterly, with contents and abstracts in English, published by the Research Institute of Geoophysical Prospecting for Petroleum, the Ministry of Geology and Minerals of China and distributed by Guoji Shudian (China Publications Centre), Beijing, China. Order from your local decal dealer or write direct to the Mail Order Dept, Guoji Shudian, P. 0. Box 2820, Beijing, China. |
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