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Chroma-美国科洛玛技术公司

Chroma于1992年成立于美国佛蒙特州,是一家主要生产干涉滤光片的公司,采用目前最先进的磁控溅射镀膜工艺,致力于生产高精度波谱控制,高信噪比,陡斜率的滤光片。 ... Read more

News - USGS

News Dive into the world of science! Read these stories and narratives to learn about news items, hot topics, expeditions underway, and much more. ... Read more

Custom Flyers & Mailers | PaperDirect

Design custom flyers and even custom mailers using our fast, easy creative process. PaperDirect does professional printing and shipping. Get started now! ... Read more

driving wheel - Wiktionary

driving wheel (plural driving wheels) On a steam locomotive, a powered wheel driven by the locomotive's pistons or turbine. Synonyms . driving axle; ... Read more

AS3820E - AMS - IC Chips - Kynix Semiconductor

Offer AS3820E AMS from Kynix Semiconductor Hong Kong Limited.IC Chips ... Read more