底基: mudsill; sole; sole plane无柱底基: stereobate柱底: toe底基: [土] mudsill; [地] sole; sole plane◇底基层 [土] underlayment; subbase; 底基面 sole plane圆柱底: cylinder bottom柱底板: columnar facet柱底脚: column base; column footing底基层: subbase底基痕: solemark底基面: sole fault单柱底座: single column footing丰满首柱底: club foot丰满艏柱底: club foot铝支柱底板: aluminum outrigger base首柱底部: stem foot尾柱底骨: bottom piece; shoe piece; skeg; sole piece支柱底板: bloom base plate柱底物体: cylindrically based body薄底基软片: thin base film不透明底基: opaque substrate沉底基座: landing base底基冲断面: sole of thrust底基断层: sole fault底基逆掩面: fault sole底基涂布: base coating