Manufacturing operations in petroleum, chemical, electric power, metallurgy, construction products, and non-standard professional equipment, by the majority of users.
制造经营的石油、化工、电力、冶金、建筑等系列产品及非标专业设备，深受广大用户的欢迎。
Manufacturing operations in petroleum, chemical, electric power, metallurgy, construction products, and non-standard professional equipment, by the majority of users.
制造经营的石油、化工、电力、冶金、建筑等系列产品及非标专业设备，深受广大用户的欢迎。
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