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第 1 到 5 筆結果,共 65 筆
第 283 頁
... JT8D ENGINES 828 BOEING 727'S WITH JT8D ENGINES 546 BOEING 707'S WITH JT3D ENGINES exis babe 664 MCDONNELL DOUGLAS DC - 9'S WITH JT8D ENGINESRE tot avtor JRY babasi Han 413 MCDONNELL DOUGLAS DC - 8'S sulf a ba WITH JT3D ENGINES woln son ...
... JT8D ENGINES 828 BOEING 727'S WITH JT8D ENGINES 546 BOEING 707'S WITH JT3D ENGINES exis babe 664 MCDONNELL DOUGLAS DC - 9'S WITH JT8D ENGINESRE tot avtor JRY babasi Han 413 MCDONNELL DOUGLAS DC - 8'S sulf a ba WITH JT3D ENGINES woln son ...
第 284 頁
... JT8D turbofan found on the Boeing 727 and 737 models , and on the McDonnell - Douglas DC - 9 . There are obviously three approaches available for reducing the noise level of these aircraft . One is to retrofit the aircraft with na ...
... JT8D turbofan found on the Boeing 727 and 737 models , and on the McDonnell - Douglas DC - 9 . There are obviously three approaches available for reducing the noise level of these aircraft . One is to retrofit the aircraft with na ...
第 287 頁
... JT8D engine are also under- way . They have not progressed as far as the JT3D studies that I have illustrated , but we believe a similar approach to modification is feasible on this engine and that it will show equally worthwhile noise ...
... JT8D engine are also under- way . They have not progressed as far as the JT3D studies that I have illustrated , but we believe a similar approach to modification is feasible on this engine and that it will show equally worthwhile noise ...
第 296 頁
... JT8D turbofan engine which first went into service on the Boeing 727. An even more dramatic improvement is the use of this technology in the JT9D engine design for the Boeing 747. The JT9D has more than twice the thrust of the original ...
... JT8D turbofan engine which first went into service on the Boeing 727. An even more dramatic improvement is the use of this technology in the JT9D engine design for the Boeing 747. The JT9D has more than twice the thrust of the original ...
第 297 頁
... JT8D engine virtually smoke free ( Figure 4 ) . A major retrofit program is underway and already well over half of the JT8D engines flown in the United States use these new units . Figure 5 shows where current engines stand with respect ...
... JT8D engine virtually smoke free ( Figure 4 ) . A major retrofit program is underway and already well over half of the JT8D engines flown in the United States use these new units . Figure 5 shows where current engines stand with respect ...
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常見字詞
accidents Administration Aeronautics and Space aerospace air traffic control air transportation aircraft noise airlines airplane altitude approach areas Boeing bypass ratio CARD study Center certification Chairman civil aviation collision avoidance system committee commuter air carriers congestion cost CTOL decibels economic effective effort EPNdB equipment facilities Federal Aviation Federal Aviation Administration Figure fleet flight test funding glide slope Government HARTRANFT HECHLER improved increased industry inlet installation JACKSON jet noise JT3D JT8D landing major ment midair collision military million million/yr nacelle NASA National noise abatement noise levels noise problem noise reduction passengers percent pilot planning procedures propulsion quiet engine recommendations research and development retrofit runway safety short-haul statement STOL STOL aircraft supersonic transport suppression takeoff technical techniques thrust tion turbine turbofan turbojet turbulence V/STOL VTOL wake turbulence WYDLER
熱門章節
第 27 頁 - Europe can be a stable Europe. There must be, not a balance of power, but a community of power; not organized rivalries, but an organized common peace.
第 13 頁 - Republics, the State Committee of the USSR Council of Ministers for Science and Technology.
第 19 頁 - Engineers, an Associate Fellow of the American Institute of Aeronautics and Astronautics and a member of the Board of Trustees of the Theodore von Karman Memorial Foundation.
第 36 頁 - States shall be conducted so as to contribute materially to the objective of preserving " — the role of the United States as a leader in aeronautical and space science and technology and in the application thereof to the conduct of peaceful activities within and outside the atmosphere...
第 351 頁 - The din of the Market * increases upon me ; and that, with frequent interruptions, has, I find, made me say some things twice over; and, I suppose, forget some others I intended to say.
第 15 頁 - Treaty on Principles Governing the Activities of States in the Exploration and Use of Outer Space, including the Moon and Other Celestial Bodies, the Agreement on the Rescue of Astronauts, the Return of Astronauts and the Return of Objects Launched into Outer Space...
第 6 頁 - Agreement on cooperation in the field of medical science and public health.
第 59 頁 - Abstracts is an indexed abstract journal listing documented computer programs developed by or for the National Aeronautics and Space Administration, the Department of Defense, and the US Atomic Energy Commission which are offered for sale through the Computer Software Management and Information Center (COSMIC).
第 26 頁 - May 26, 1972, in two copies, each in the English and Russian languages, both texts being equally authentic. FOR THE UNITED STATES OF AMERICA...
第 59 頁 - Chairman, Members of the Subcommittee: It is a pleasure and an honor for me to appear before the Subcommittee today to discuss the manpower, personnel and training portions of the Fiscal Year 1982 Budget submission.