9、特殊内置型遮光板,使投射光束集中,能够完全利用,并减少散射光(SPILL LIGHT)造成光害。 适合场所:适合竞技场、体育馆、码头、货柜场等各种大型空间以及建筑物的投光照明使用。
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Under UV light, tar from the Gulf of Mexico oil spill lights up orange-yellow on the beaches of Gulf Islands National Seashore (picture) while clean sand glows purple in a long-exposure picture.
长曝光拍摄的图片中,大片的油污在紫外线下发出橙黄色的光,干净的沙子为紫色。这是海湾岛国家海滨沙滩上的情景。
Graduate student Kirby hopes that ultraviolet light can be used on beaches to guide oil-spill cleanup operations.
研究生Kirby希望紫外灯能用于指导沙滩上的油污清理工作。
Boots worn by University of South Florida graduate student Katie Brusché are stained with yellow-brown tar from the Gulf oil spill, as seen under ultraviolet light in a long-exposure photograph.
南佛罗里达大学研究生 Katie Brusché 穿着的一双靴子。
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