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As hangars are mostly built near runways, height is severely restricted. However, traditional hangars have "big heads", a gate truss structure to support the roof.
As Washington and Pyongyang prepare for the summit, location has been one of the biggest logistical problems.
As always, I attach a copy of our original 1997 letter. Our approach remains the same, and it’s still Day 1.
As a result, the nation's fast-expanding railway network reached a total length of 139,000 km by the end of last year, while the high-speed rail network exceeded 35,000 km, a year ahead of China's plan to build a total of 30,000 km of high-speed railway lines by 2020.
As a world leader in gases, technologies and services for industry and health, the France-headquartered conglomerate reentered the Chinese market in 1989 through Shanghai.