porous stone 中文意思是什麼
porous stone
解釋
多孔石-
Abstract : the drilling resistance of the erkaijing well in oil field of north shanxi is caused by hydration expansion of mud stone and mud cake deposition of porous sandstone
文摘:陜北油石二開井段遇阻的原因為泥巖的水化膨脹和孔隙性砂巖的泥餅沉積。 -
The hill on jade island is covered with statues, halls and pavilions, odd - shaped porous rocks, stone steles and tablets, all artistically arranged and landscaped
瓊華島上的山被雕飾、殿宇、亭臺、巖石、石碑、石匾,等所有藝術上有意安排和美化的東西遮蓋著。 -
An underground bed or layer of earth, gravel, or porous stone that yields water
地下蓄水層,砂石含水層含有水的泥、砂礫或多孔石的地下河床或地層
分享友人