...中国论文网 关键词：高速铁路；综合维修；分级维修；维修技术 [gap=642]Key words: high-speed rail; comprehensive maintenance; grading maintenance; repair technology ...
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2000年：东海数字手机综合维修系统面世，东海正式转入手机维修行业。
Year 2000: ECT cell phone composite tester was brougt up, Dalian ECT entered mobile phone field.
采用大型养路机械开设综合维修天窗已成为铁路设备养护维修作业的主要发展趋势。
It has been a trend to adopt the comprehensive maintenance "window" by using large maintenance machinery.
本课题对于提高黑岱沟露天煤矿设备维修质量、降低综合维修成本具有一定的借鉴价值。
This task is a definite value of use for reference to improve equipment repair quality at Heidaigou Open Cast Coal Mine and reduce integrative repair cost.
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