基本解释[天文学]宽波段成象英汉例句双语例句Infrared broad-band long-wave pass filter is a key element for imaging spectrum technique.长波红外宽光谱长波通滤光片是光谱成像技术中重要的光学元件。词组短语短语broad -band d imaging 宽波段成象专业释义天文学宽波段成象