这种新型粉状球化剂具有合金球化剂不可比拟的优越性，有可能成为90年代的换代产品。
This kind of new powdered nodulizing agent possesses unsurpassed advantages over other alloy agents and it may become the substitute agent in 90's.
这种新型粉状球化剂具有合金球化剂不可比拟的优越性，有可能成为90年代的换代产品。
This kind of new powdered nodulizing agent possesses unsurpassed advantages over other alloy agents and it may become the substitute agent in 90's.
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