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rock dust ['rɔk'dʌst]
desert. 岩尘
eng.geol. 岩粉
expl. 岩粉在井下，为了防止煤尘爆炸使用的非可燃性物料〈岩石、黏土等〉的粉末，也叫防爆岩粉。参见 stone dust
tech. 石屑; 石粉
rock dust
: 6 phrases in 3 subjects
Agriculture1
Explosives and Explosive Ordnance Disposal1
Technology4

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