单词	haifanggou formation
释义	haifanggou formation 海房沟组
随便看	precise mainshaft precise management precise manners precise mantffacturing precise manufacture precise map production precise marketing precise marking precise mass determination precise meaning precise measure precise measurement precise measurement of strata movements precise measurements precise measuring instrument PRECISE MECHANICAL EQUIVALENT OF HEAT Precise mechanic design precise mechanism installation survey precisement precise metal alloy precise meter precise metrical formula of tension precise microminiature mechanical system precise microporous filter precise model