今年重九金秋9月9日,是天水凿岩机械气动工具研究所建所30周年纪念日。 30年在人类历史的长河中仅是一瞬,但在行业和所的发展史上已是一段不算短的时间;30个春夏秋冬,现已步入了而立之年。在30周年的春天刚刚到来的时候,全所职工就对如何庆贺、如何纪念所的30周岁而议论和思索。大家认为,在我们党建党70周 This year, September 9th is the 30th anniversary of the establishment of the Tianshui Rock Mechanics and Air Tools Research Institute. Thirty years in the long course of human history is only a moment, but in the history of the industry and the development of the industry is not a short period of time; 30 spring, summer, autumn and winter, has now entered the year. In the spring of the 30th anniversary, staff members of the institute discussed and thought about how to celebrate and commemorate their 30th birthday. Everyone thinks that in our party built the party for 70 weeks