不准用闪光灯拍照 Flash photograph is not permitted

闪联标准工作组 IGRS

闪联标准 IGRS

无闪光望远镜瞄准具 flare-free telescope sight

标准闪存卡 CF

色彩闪烁配准测试 Color Registration Blink Test

闪点标准 closed cup equilibrium methods

闪点参考标准 Flash Point Reference Materials

闭口闪点标准物质 Reference Materials of Flash Point-Closed Cup