熟悉铁路机械金属工艺，如车钩、缓冲器、车体、转向架等铁路机车车辆设备的生产、制造与检修。
Familiar with railway mechanical metal process, such as production, manufacture and repair of the coupler, buffer, car-body, bogies and other railway equipments.
铁路设施。机车车辆用电气设备。第4部分：电工元件。交流断路器规则。
Railway applications - Electric equipment for rolling stock - Part 4: electrotechnical components - Rules for AC circuit-breakers.
铁路设施。主干线机车车辆空调设备。第1部分：舒适度参数。
Railway applications - Air conditioning for main line rolling stock - Part 1: comfort parameters.
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