“practice mine”的概念、定义、翻译、参考文献-科学参考

单词	practice mine
释义	practice mine [`prak·tǝs ´mīn] ^ORDNANCE Imitation land mine used in training; it may contain a smoke-producing agent for maneuvers or for practice in observing the effects of mines against vehicles, or it may be simply a block of wood, metal, or concrete for practice in laying mine fields.
随便看	critical isotherm criticality critical level of escape critical line critical locus critical Mach number critical magnetic field critical magnetic scattering critical mass critical micelle concentration critical moisture content critical opalescence critical path method critical phenomena critical point critical potential critical pressure critical-pressure ratio critical properties critical range critical ratio critical reactor critical region critical Reynolds number critical scattering

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