| 释义 |
borehole seismograph
- 地震仪dì zhèn yí
seismograph
- 地震计dì zhèn jì
seismograph
- 地上凿洞dì shàng záo dòng
borehole
- 钻井zuàn jǐng
borehole; well drilling
- 测震仪cè zhèn yí
ride meter, seismograph
- 井径jǐng jìng
hole diameter; borehole diameter
- 钻孔zuàn kǒng
drill; drill hole; perforate; borehole; solid boring; punching
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