n.底帮，下盘，底板...

footwall的音标：footwall的英式发音音标为：['fʊtwɔ:l]footwall的美式发音音标为：['fʊtˌwɔl]...

The platform deposits and rocks footwall are affected by fault tectonics.台地沉积与岩石底壁处都受到了断层构造的影响.The heavy oil is distributed at handing wall, light oil and gas reservoir at the footwall.稠油主要分布在断阶带上盘, 正常油和轻质油分布在断阶带的下盘及断阶带之...