Because raw materials production and capacity the link exist safe hidden danger, the civic architecture concentrate of plus, set off the aperture clear lamp to kindle fire hazard very easily.
由于原材料制作、生产环节存在安全隐患，加之城市建筑密集，燃放孔明灯很容易引发火灾。
Professor Philip R. Goodewill at the New Jersey Institute of Technology said that the images were achieved with the 1.6 m clear aperture, off-axis New Solar Telescope (NST) at BBSO.
新泽西理工学院的PhilipR. Goodewill教授说大熊湖新望远镜拍摄的照片使用了有效口径1.6米的离轴光学系统。
Goode said that the images were achieved with the 1.6 m clear aperture, off-axis New Solar Telescope (NST) at BBSO.
古德说这些图像由大熊湖天文台的1.6米通光孔径离轴新型太阳天文望远镜拍摄。
Goode said that the images were achieved with the 1.6 m clear aperture, off-axis New Solar Telescope (NST) at BBSO.
古德说这些图像由大熊湖天文台的1.6米通光孔径离轴新型太阳天文望远镜拍摄。
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