平特五不中

After facing repeated delays on its CSeries jet, Bombardier Aerospace is celebrating the on-time delivery of a new Challenger 350 business jet to Warren Buffett鈥檚 NetJets.

...聽But 平特五不中 business professor聽Karl Moore聽argues that both the Learjet 85 and CSeries planes are very complicated projects with start-from-scratch designs, instead of being updates of existing planes.

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