单词	天然地基
释义	同天然地基--原生岩--
随便看	potential balance system potential barrier potential--barrier potential barrier hill potential barrier--hill potential-barrier penetration potential-barrier penetration--probability potential barrier,potential hill potential barrier;potential hill potential barrier width potential break potential buffer agent potential buffer solution potential buoyancy potential buyer potential capacity potential, capillary potential cautery potential circuit potential circuit-- pressure circuit potential circuit; pressure circuit potential coefficient of the earth potential coil potential collision hazards potential competition