“square-set block caving”的概念、定义、翻译、参考文献-科学参考

单词	square-set block caving
释义	square-set block caving [`skwer ¦set `bläk ´kāv·iŋ] ^{MINING ENGINEERING} Block caving in which the ore is extracted through drifts supported by square sets.
随便看	ion density ion detector ion emission ion engine ion exchange ion-exchange chromatography ion-exchange electrolyte cell ion exchanger ion-exchange resin ion exclusion ion-exclusion chromatography ion fractionation ion gage ion gun ionic bond ionic charge Ionic column ionic conductance ionic conduction ionic conductivity ionic crystal ionic dissociation ionic equilibrium ionic equivalent conductance ionic focusing

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