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幻灯机
释义
幻灯机
Encyclopedia
理学
〔光学仪器〕
释
slide projector
幻灯机
一种透射式投影设备。用光学方法将幻灯片投射到银幕上观看,由光学系统、机械和控制机构、散热装置组成。幻灯片通常用135规格的彩色反转片或黑白负片翻制成的正片。
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operation of overload valve
operation of plasma ignition system
operation of polynomials in one variable
operation of power system
operation of projecting
operation of pulverized coal preparation system
operation of regenerative heater
operation of rewriting
operation of sets
operation of several arguments
operation of slight oil ignition
operation of steam turbine oil system
operation of stream turbine
operation of substitution
operation of symmetric difference
operation of the same kind
operation of tourism industry
operation of (ultra) supercritical units
operation of water-cooled generator
operation of water-hydrogen-hydrogen cooled generator
operation of wet-bottom boiler
operation on a graph
operation on a set
operation on fiber bundles
operation on forms
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更新时间:2026/4/19 17:51:39