محرك صاروخي: الفرق بين النسختين

| مسار الأرشيف = http://web.archive.org/web/20170524123703/https://www.nasa.gov/mission_pages/shuttle/launch/sound-suppression-system.html | تاريخ الأرشيف = 24 مايو 2017 }}</ref><ref>[https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19710019929_1971019929.pdf NASA SP-125, Design of Liquid Propellant Rocket Engines]&nbsp;Second edition of a technical report obtained from the website of the National Aeronautics and Space Administration (NASA). {{Webarchive|url=http://web.archive.org/web/20170324150551/https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19710019929_1971019929.pdf/ |date=24 مارس 2017}}</ref>