顶底板岩体  roof and floor rocks

背板底板  backboard

底板岩层  floor strata

底板岩层稳定性  stability of tunnel floor rocks

底板岩石  underlying strata; floor rock; understratum; bottom floor rock

底板岩巷  rock roadway

垫板底板  bed piece

顶板底板控制  controlling of roof and bottom

舢板底板  foot waling; FOOTING; foot wales

舢板底板立足处  FOOTING

扇板底板  tegular plate

花岗岩岩体  granitic mass; rock mass of granite

矿脉与岩体岩脉关系  relationship between gold veins and maglnatic rock and dykes

棋盘岩岩体  Qipanyan pluton

闪长岩岩体  diorite body

围岩岩体  Wall rock masses

隐伏花岗岩岩体  blind granite body

顶板-支护-底板系统  R-S-F system

PVC底板  PVC soleplate