| 1. | The quality of seismic data varies tremendously .
地震资料的质量变化巨大。
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| 2. | Most materials have different seismic properties .
大多数物质都具有不同的地震的特性。
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| 3. | Seismic signals are stored digitally in binary code .
地震信号是以二进制编码的数字形式储存的。
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| 4. | Migration of the seismic activity is found before a big event .
发现了大震前地震活动性的迁移。
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| 5. | Seismic sections show the response of the earth to seismic waves .
地震剖面是地壳对地震波的响应。
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| 6. | One method used in a geophysical exploration is called seismic method .
地球物理勘探的一种方法就是地震法。
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| 7. | Seismic amplifiers are multi-stage and have very high maximum gain .
地震放大器是多级放大器，它有很高的增益。
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| 8. | This is the manipulation or processing of the received seismic data .
这就是对所接收的地震资料进行加工或处理。
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| 9. | Noise has always been the most troublesome problem in seismic prospecting .
噪声始终是地震勘探中最棘手的问题。
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| 10. | Seismic velocity can occasionally be affected by porosity and temperature .
孔隙率和温度有时也能影响地震波速。
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