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Boeing 737 Max 8 jets, built for American Airlines, left, and Air Canada are parked at the airport adjacent to a Boeing Co production facility in Renton, Washington, the United States, April 8, 2019. [Photo/IC]
Big smiles appeared on their faces as they saw weeks of preparation turn into a meaningful and enjoyable gathering, which also raised more than 1,000 pounds (,300) for the charity they got together to support.
Bike-rental player Hellobike is popular among female bike-sharing users in Shenyang, Liaoning province. [Photo provided to China Daily]
Boeing was under great pressure to market a fuel-efficient single-aisle plane to compete with Airbus. Rather than build a completely new plane, which would have taken about 10 years including testing and regulatory approval, Boeing upgraded the 737 — a plane that first flew in 1967.
Biomass refers to biological materials or organic materials which are renewable and sustainable and could be used as a fuel source.
来源：资阳报