直视骄阳是危险的，只能通过适合的日食镜、配有滤光片的望远镜或者针孔投影系统观看日食。
Viewing the Sun's harsh light should only be done through protective equipment - proper solar glasses and solar telescopes, or through a pinhole projection system.
宁波奥达衡器有限公司是一家专业生产电子吊秤的公司，主要产品有直视吊秤、无线吊秤、装载机称重系统和系列称重传感器。
Ningbo oda is a professional manufacturer of Electronic Hanging company, main products have open Hanging Scale , Hanging Scale Wireless, Loader weighing system and weighing sensor series.
由于色散的增加，等分角效应对于投影系统比对于直视型显示器更为合适。
Owing to the increased color dispersion, this bisector effect is more suitable for projection systems than for direct-view displays.
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