1、

In a relatively short period of time to effectively integrate aviation logistics resources, improve the current situation and seek development, has become the QAL key and urgent task.

如何在较短的时间内有效整合航空物流资源,改善当前状况并寻求发展,已成为QAL急需解决的关键课题。

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2、

Non ferrous metals, aluminium alloy ( LY12) and aluminium bronzes ( QAl 9 1 1 5), can be used as slot wedges of generator rotors. Their management and properties are mainly determined by suitable techniques of heat treatment.

有色金属材料铝合金(LY12)和铝青铜(QAl9115)用作发电机转子槽楔,其性能主要由合适的热处理工艺决定。

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3、

By using plasma arc method an Sn-P bronze hardfacing formed on steel 25, which contains more strengthening phases. The wearing property of the friction pair consisted of Sn-P bronze and Cr-plated wheel is better than that of bronze QAl 9-4 and Cr-plated wheel.

25钢基体锡磷青铜合金粉末等离子孤喷焊层,含有较多的强化相,与镀铬轮组成摩擦副,耐磨损性能明显优于由QA19-4青铜和镀铬轮组成的摩擦副。

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