英语词汇“field flattener”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	field flattener
释义	field flattener field flattener [′fēld ‚flat·ən·ər] (optics) A thin planoconvex lens placed in front of the photographic plate in some telescopes that have a curved focal plane so as to focus light on the flat plate.
随便看	arc sine transformation arcsinh arcsip arcs of mandibular closure arc spectrum arc spotlight arc-spot weld arc spraying arc spray nanoparticle synthesis system arcss arcst arc standard raster graphic arc standard raster graphics arc standard raster product arc/stsa arcsu arc-submerged nanoparticle synthesis system arc-suppression coil arcsym arc syndrome arct arctan arc tangent arctangent arc tangents

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