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[据美国今日航天网2012年6月26日报道]美国SpaceX公司称已经为“猎鹰”-9成功试验新型“灰背隼”(Merlin1D)发动机。Merlin1D发动机的点火以147000磅的推力持续了185s,能够满足“猎鹰”-9火箭发射所需的时间和动力。这次试验是在SpaceX公司位于德克萨斯的火箭研制工厂进行的。
[According to the U.S. Today space network reported on June 26, 2012] SpaceX Corp. of the United States said it has successfully tested the new Merlin1D engine for Falcon 9. The Merlin1D engine lasted 185s at 147,000 pounds of thrust to meet the time and power required for the launch of the Falcon-9 rocket. The trial was conducted at SpaceX’s Texas Rocket Research facility.