ARJ飞机被看作是大型喷气式飞机的前身
Sound bite: Qiongyao Liu, reporter from Xinhua News Agency "Behind me is the third ARJ plane designed and manufactured by China, ARJ21-700. As we can see, it is under the assembly process."
采用乳液聚合方法合成一种多功能钻井液添加剂ARJ,该剂具有一剂多效的特点,使用方便。
声音来源:新华社记者刘琼瑶,我身后的就是*自主设计,制造的的第三款ARJ飞机,ARJ21- 700,就我看到的是ARJ21- 700飞机的安装程序。
ARJ展进气道溅水试验本报讯昨天,ARJ机在西安阎良继续开展适航审定重要科目——发动机进气道溅水试验。
Sound bite: Qiongyao Liu, reporter from Xinhua News Agency "Behind me is the third ARJ plane designed and manufactured by China, ARJ21-700."