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1 天
全球首次!压力相当于1450辆车压在指甲盖上,中国在万米深地发现了 ...
地下10910米的温度高达220摄氏度,压力也相当于1450个大气压,这个毫无争议的地狱级环境就是中国深地塔科1井的钻探现场。为了抵达这个深度,科研人员花费639天,战胜了断裂的钻具和崩塌的井壁,终于实现了这个亚洲奇迹。不过很多人都不理解,当年美国苏 ...
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1 个月
中铁第六勘察设计院推出新收敛监测方法,提升井壁监测精度
近日,中铁第六勘察设计院集团有限公司正式申请了一项名为“一种竖井井壁净空收敛监测方法”的专利。该专利的核心在于 ...
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今日热点
Joint Chiefs chair fired
MSNBC cancels Reid’s show
Named FBI deputy director
Sentenced for bombing home
Ready to resign for peace
Sports gambling probe
To drop immigration case
Frozen shakes recalled
Israel's tanks in West Bank
Files motion to dismiss case
Largest drone attack on UKR
5 found dead in IN home
Recalling 240,000+ cars
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Receives Chairman's prize
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Kentucky flooding death toll
Demands productivity report
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Effort to ban DEI blocked
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‘Deadwood’ actor dies
Former All-Star pitcher dies
Warmer weather on the way
Earns 100th World Cup win
Pepperdine University sues
1,600+ workers to be fired?
PA hospital shooting
LA DA opposes new trial
Judge allows staff removal
AP sues Trump officials
Seeks nearly $40B in fire aid
TX measles outbreak grows
Security issue diverts flight
Legendary soul singer dies
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