The sandwich boards are mainly mixed, foamed, and integrated with steel wires, light burning magnesium oxide, fly ash or expanded pearlite, cement, adhesives, and foaming agents.
夹心板主要由钢丝及轻烧氧化镁、粉煤灰或者膨胀珍珠岩，再加水泥、粘结剂、发泡剂混合搅拌发泡成一整体。
The sandwich boards are mainly mixed, foamed, and integrated with steel wires, light burning magnesium oxide, fly ash or expanded pearlite, cement, adhesives, and foaming agents.
夹心板主要由钢丝及轻烧氧化镁、粉煤灰或者膨胀珍珠岩，再加水泥、粘结剂、发泡剂混合搅拌发泡成一整体。
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