“percussive open-well machine”的概念、定义、翻译、参考文献-科学参考

单词	percussive open-well machine
释义	percussive open-well machine 冲击式打井机
随便看	sampling interval sampling kit sampling location sampling machine sampling mean sampling mechanism sampling mesh sampling method sampling mill sampling mold sampling network sampling normal distribution sampling nozzle sampling of aggregates sampling of alluvial sediments sampling of attributes sampling of auto exhaust sampling of cones sampling of soil values sampling oscilloscope sampling outlet sampling parametric computation sampling pattern sampling period sampling phase

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