相应金属磨料生产新工艺、设备及原材料的开发与研究，并出口越南钢丸钢砂全套生产线。
Research and development new techniques, new equipments and raw material. We have exported to Vietnam a full set of production line of steel shot and steel grit.
相应金属磨料生产新工艺、设备及原材料的开发与研究，并出口越南钢丸钢砂全套生产线。
Research and development new techniques, new equipments and raw material. We have exported to Vietnam a full set of production line of steel shot and steel grit.
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