是一家集五金、弹簧制造及电镀处理一体化的五金配件专业厂家。
Is a metal, spring manufacturing and metal plating deal with the integration of the professional manufacturers accessories.
然后，用以对此规格的钢丝制造的气阀弹簧进行了低温液体软氮化处理。
Then, pneumatic valve spring made from this spring steel wire have been treated by this investigation of liquid tufftriding process.
本文着重对此种复合弹簧的设计、制造、试验及工业应用等作一简单介绍。
The design, test, manufacture and commercial application of the compounded spring is introduced briefly in this paper.
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