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standard for airborne molecular contamination in clean environment
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standard for airborne molecular contamination in clean environment
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工学
空气洁净度
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standard for airborne molecular contamination in clean environment
洁净环境中分子态污染物级别
按空气中分子态污染物质浓度划分的级别。
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photo-electric conversion efficiency of solar cell
photoelectric conversion material
photoelectric converter
photoelectric current
photoelectric current sensor
photoelectric detection
photoelectric digital sunshine recorder
photoelectric diode
photoelectric direct reading spectrometer
photo electric effect
photo-electric effect
photoelectric effect
photoelectric emission
photoelectric equation
photoelectric Fourier analysis
photoelectric functional material
photoelectric guidance
photoelectric guider
photoelectric guiding
photoelectric guiding telescope
photoelectric image tube
photoelectric imaging microscope
photoelectric infrared detector materials
photoelectric instrument
photoelectric ionization
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