“loose ground”的概念、定义、翻译、参考文献-科学参考

单词	loose ground
释义	loose ground [`lüs ´grau̇nd] ^{MINING ENGINEERING} Broken, fragmented, or loosely cemented bedrock material that tends to slough from sidewalls into a borehole and must be supported, as with timber sets. Also known as broken ground.
随便看	Weston standard cell Westphal balance Westphalian Westphal-Pilcz reflex Westphal's pupillary reflex west point westward intensification West Wind Drift wet wet adiabat wet and dry bulb thermometer wet ashing wet assay wet blasting wet-bulb depression wet-bulb temperature wet-bulb thermometer wet cell wet-cell caplight wet classifier wet climate wet collector wet contact wet cooling tower wet corrosion

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