sonic log
| plot
| sonic log abbr. | |
| expl. | 声波测井 |
| geophys. | 声波测井 |
| oil | 声波测井曲线 |
| Plot abbr. | |
| wind. | 曲线图; 作图 |
| plot abbr. | |
| agric. econ. | 地块 |
| hydroel.st. | 绘图 |
| math. | 作图，区，小区 |
| met. | 标绘; 线图 |
| rem.sens. | 小区; 试验区 |
| |||
| 声波测井研究声波在孔壁岩层中传播速度和其他声学特性变化，以确定岩层性质的测井方法 | |||
| 声波测井 | |||
| 声波测井曲线 | |||
| 声法测井 | |||
|
sonic log : 29 phrases in 5 subjects |
| Drilling | 3 |
| Earth sciences | 1 |
| Geophysics | 14 |
| Oil / petroleum | 8 |
| Technology | 3 |