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[本刊讯]不久前,国土资源部发布了2017年第6号和第7号公告,批准《海洋地质图图例图示及用色标准》等10项推荐性行业标准,面向全国发布实施(2017年5月1日起实施)。《多工艺空气钻探技术规程》由地调局水环中心联合国内多家地勘单位历经2年编制完成。标准内容包括干空气钻进、雾化钻进、气水混合钻进、泡沫钻进等,基本涵盖了空气钻探全部工艺方法的技术
Not long ago, the Ministry of Land and Resources released Announcement No. 6 and No. 7 of 2017, approved 10 recommended industry standards such as the “Illustrated Illustrated Marine Geological Map and the Use of Color Standards”, and issued the “ Effective May 1, 2017). ”Multi-process air drilling technical regulations" by the Bureau of Water Environment Central United Nations multi-site geological survey after two years to complete the preparation. Standards include dry air drilling, atomized drilling, gas-water mixing drilling, foam drilling, etc., basically covering all the technical methods of air drilling technology