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透光鑑
释义
透光鑑
tòu guāng jiàn
一种能透过光线的古铜镜。宋沈括《梦溪笔谈．器用》有科学的记载。当镜面受日光或灯的聚光照射时，镜背的铭文或纹饰便可投映在白壁上。上海博物馆藏有西汉时代的这种古镜。我国现已掌握透光鉴的铸造技术。
透光鉴
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multiphase polyphase current
multiphase polyphase generator
multiphase polyphase motor
multiphase porous flow
multi-phase porous flow theory
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multi-phase position
multiphase processor
multiphase program
multi-phase project
Multiphase pump
multi-phase pump
multiphase pumping
multiphaser
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multiphase reclosing
Multi-phase recognition
multi-phase rectifying system
multiphasers
multiphases
multiphonon
multiphonon absorption
multiphonon process
multiphonon resonance Raman scattering
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更新时间：2025/3/20 20:38:18