“long spacing acoustic logging”的概念、定义、翻译、参考文献-科学参考

单词	long spacing acoustic logging
释义	long spacing acoustic logging Encyclopedia 理学声波测井释 long spacing acoustic logging长源距声波测井在双发双收声波测速仪的基础上，通过增大源距方式来探测原状地层的声学性质，进而获得纵波速度、纵波幅度和衰减、纵波到达时间以及单极全波列波形的测井方法。
随便看	fire protection technology and engineering fire protection water supply and hydrant systems fire protection water supply system of constant high pressure fire protection water supply system of low pressure fire protection water supply system of temporary high pressure Fire Publicity Day fire pump fire pumps fire rescue tools fire reservoir fire resistance level fire resistance level of museum fire resistance of wood fire resistance rating fire-resistant fire resistant glass fire-resistant grade of building fire retardancy fire retardant coating fire-retardant coating fire-retardant polymeric materials fire-retardant treated wood fire retardant vent cap fire retarding products identification system fire risk

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