国产亚洲欧洲国产综合一区麻豆_高清无码黄片毛片一级片_欧美性爱大片在线播放_中文字幕午夜福利片午夜福利片_四虎影音黄色网站_国产91精品白浆无码流出_十九岁韩国免费观看动漫下载_征服极品少妇人妻_免费成人在线播放_亚洲中文日产无码字幕_国产日韩亚洲精品_午夜激情黄色视频网站

+86-576-86180717
Your current position Home News Company news

Corporate message

Release time:2019-01-05    Browse times:1121
       At the beginning of 2011, a number of senior experts from domestic static exploration held a seminar on “Innovative Development of Static Penetration Technology” at Nanguang Company. The representatives included Zhang Sumin (Xi'an), Gu Baohe (Beijing) and Xu Zailiang (Tianjin). State-level survey masters and more than 20 senior engineers and professors in urban construction, power, transportation, railway, shipbuilding, geology, and universities. Everyone introduced the status quo of foreign static penetration technology, and commented on the state of static penetration in the fields of water (sea), high-rise railway, and deep construction, and the development of static exploration in China. The direction has made constructive discussions and guidance. At the meeting, naming up the new instruments and the new equipment in the past 30 years, and asked Nanguang to further contribute to the development of China's static exploration.