已确认日期确定性: 已确认已公布为确定日期来源对日期的表述有多确定:已确认、已排期、预估、已推迟或未核实。显示所有“已确认”的图钉可信度 81%总体可信度: 81%该图钉的来源和参考资料对其日期的支持程度。包括来源在内的 5 份资料对图钉开始和结束时间支持程度的加权平均;资料每比最新的一份旧 180 天,权重减半显示所有可信度不低于 75% 的图钉
GE Aviation, 1 Dec 2008: 'With the maiden flight on November 28 of China's first domestically developed regional jet aircraft, the flight test program ... is now underway'; Airways dates it 28 Nov 2008 from Shanghai's Dachang Airfield.[1]China's first domestically developed regional jet, the ARJ21 prototype, made its maiden flight on 28 November 2008 from Shanghai's Dachang Airfield, flying for about an hour to 9,000 feet.
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