And the grades of the steel and alloy used for the plant of chemical industry was also illustrated with example.
列举了化工机械设备用钢及合金的种类、牌号。
10% aluminum zinc alloy steel wire production plant must have IOS14001 international certification.
镀10%铝锌合金钢丝生产厂必须具备IOS14001的国际认证。
10% aluminum zinc alloy steel wire production plant must have IOS14001 international certification.
镀10%铝锌合金钢丝生产厂必须具备IOS14001的国际认证。
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