员工培训方法;
As the compact internal cavity, the complex air brake principle, and the effect of employee training can not be satisfied because of single training method and lack of teachership. it is not conducive to high-speed rail development.
由于120型制动阀内部腔道结构密集,空气制动原理复杂,而目前现场职工培训手段较单一,师资匮乏,培训效果不理想,不利于高速铁路发展的需要。
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