The main cables of the Suspension Bridge of Runyang Bridge are protected with S-shape wire wrapping for the first time in China.
润扬大桥悬索桥主缆在国内首次采用S形钢丝缠丝技术进行主缆防护，其施工工艺与以往采用圆形软钢丝缠丝工艺有所不同。
In consideration of the characteristic of brass precise shape-wire used for glasses hinge, the manufacturing process of extrusion and drawing has been studied.
针对眼镜等行业用黄铜精密异型材特点，对其生产工艺挤压—拉拔法进行了研究。
In consideration of the characteristic of brass precise shape-wire used for glasses hinge, the manufacturing process of extrusion and drawing has been studied.
针对眼镜等行业用黄铜精密异型材特点，对其生产工艺挤压—拉拔法进行了研究。
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