矿用菱镁混凝土制品通用技术条件
Magnesium oxychloride concrete products intended to be used in mines General technical conditions
1994-11-16
MT/T 375.2-1994
矿用菱镁混凝土制品 梯形支架技术条件
Magnesium oxychloride concrete products intended to be used in mines Technical specification for trapezoid support
1994-11-16
MT/T 375.5-1997
矿用菱镁混凝土制品拱形支架技术条件
Products made of magnesium oxychloride concrete used in mines -- Technical condition of arch support
1997-12-30
MT/T 375.4-1994
矿用菱镁混凝土制品 背板、沟盖板和挡煤板技术条件
Magnesium oxychloride concrete products intended to be used in mines Backboard, trench cover and coal seam. Technical specification