over-fired
英
美
[网络] 老火
双语例句
- In some ratio, very-high-early-strength MPC can be produced. By using over-fired magnesia ( MgO) and mono-am-monium phosphate ( NH4H2PO4) as main raw material and borax as retarder.
用氧化镁（MgO）和磷酸二氢铵（NH4H2WPO4）为主要原材料，在一定配合比条件下，制备出超早强型磷酸镁水泥（MPC）。