File:Noise Research Program on Hangar Apron - GPN-2000-001457.jpg

預覽大細：480 × 600 像素。第啲解像度：192 × 240 像素｜384 × 480 像素｜614 × 768 像素｜819 × 1,024 像素｜2,400 × 3,000 像素。

原本檔案 ‎（2,400 × 3,000 像素，檔案大細：4.58 MB ，MIME類型：image/jpeg）

呢個檔案係出自維基同享。下面係佢喺嗰邊嘅描述。
Commons 收集自由嘅媒體檔案。你可以去幫手。

描述

English: Noise Research Program on hangar apron at Lewis Research Center, now known as John H. Glenn Research Center, Cleveland, Ohio. Noise from aircraft engines presents problems for wildlife and people and NASA has undertaken various programs to reduce aircraft engine noise.

日期

1967年8月17號

來源

Great Images in NASA Description

作者

NASA/GRC/Paul Riedel

許可
(重用呢個檔案)

	This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
	Warnings: Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221. The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain. Materials based on Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the STScI.[1] See also {{PD-Hubble}} and {{Cc-Hubble}}. The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [3] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content. Its photo gallery FAQ states that all of the images in the photo gallery are in the public domain "Unless otherwise noted."

This image or video was catalogued by Glenn Research Center of the United States National Aeronautics and Space Administration (NASA) under Photo ID: GPN-2000-001457 and Alternate ID: C1967-3013.

This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing.

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檔案歷史

撳個日期／時間去睇響嗰個時間出現過嘅檔案。

	日期／時間	縮圖	尺寸	用戶	註解
現時	2019年4月29號 (一) 23:08		2,400 × 3,000（4.58 MB）	Ahunt	Fixed contrast and brightness with GIMP.
	2009年4月9號 (四) 12:55		2,400 × 3,000（4.56 MB）	BotMultichillT	{{Information \|Description={{en\|1=Noise Research Program on hangar apron at Lewis Research Center, now known as John H. Glenn Research Center, Cleveland, Ohio. Noise from aircraft engines presents problems for wildlife and people and NASA has undertaken v