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沪渝蓉高铁武宜3标无砟轨道全线贯通
无砟轨道作为轨道工程的核心工序,施工质量直接影响高铁线路运行安全。中铁上海工程局武宜3标无砟轨道施工正线长度55.164公里,采用CRTS双块式无砟轨道,作为铺轨前的关键工序,需经过钢筋绑扎、轨排组装、轨排精调、道床板浇筑、混凝土养护、质量自检等多道 ...
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今日热点
China releases 3 Americans
US forces strike in Syria
Two-time Tony winner dies
Selected as Trump’s USTR
Signs trans bathroom ban
Retail theft operation busted
Drops lawsuit against Wood
Transition agreement signed
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Irregular sleep effects study
No immediate 737 MAX fix
Fake Gibson guitars seized
X claims Infowars accounts
US sanctions more allies
To restrict filters for teens
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Recalling over 226K vehicles
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Tilson to run for NYC mayor
Lester fit to stand trial
Meth-soaked clothing seized
Hawks fined $100K
US economy expanded
Tapped as director of NEC
Ceasefire begins
Halts Sora access after leak
Bhattacharya to lead NIH
Ex-FBI informant indicted
Weekly jobless claims fall
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