photoscap透视镜[荧光屏]photon.照片v.拍照photovoltaic cell photronic photocell光生伏打电池photoelectric-cell-operated relay光电控制装置photoelastic oblique incidence method光弹性斜射法photolectric liquid-level indicator[电] 光电夜体位准指示器photoluminescence excitation spectrum荧光激发光谱PHOTOLUMINESCENCE OF Er IN SiO_x?photoelectric intravenous angiography光电静脉血管造影(术)Photo-physiological characteristics光合生理特性photovoltaic grid-connected systems光伏并网发电系统photosynthetic light-response curve光响应曲线