[法] 保护区( conservation area的名词复数 );
COMAC and Boeing are to create and jointly fund an aviation energy conservation centre in Beijing that will collaborate with universities on research into several areas including biofuels for aircraft.
中国商飞将在北京与波音共同出资创办一个飞行节能中心,该中心将与一些高校合作,在飞机用生物燃料等领域进行研究。
Aquaculture resource conservation areas.
四水产资源保育区.
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