相关知识点: 试题来源: 解析 A。选项 A“No fire”是禁止明火;选项 B“Emergency exit”是紧急出口;选项 C“Fire extinguisher”是灭火器;选项 D“No smoking”是禁止吸烟。题干中描述的是有一个火焰和一条线穿过的标志,通常表示禁止明火,所以答案是 A。反馈 收藏 ...
Forest, Fire, Woodland, Bonfire Burning flame fire Orange fire flame closeup Fire, Flame, Sky, Heat Open fire Open fire Bonfire Close-up of Bonfire at Night Photo of Bonfire Placed on High Ground in Front of City Under Cloudy Sky
Fire flames collection isolated on black background Bonfire fire charcoal close up Fire and smoke during burning garbage. Pollution of the environm Red flame of fire on a black background Love is fire concept : The word love on the wooden floor ...
生态系统的有机之美|Valley of Fire——El Ten Eleven 15:04 「波兰/电子 爵士」力推!一切都是关于生与死,世界的开始与终结|2061——EABS 12:50 「伦敦/现代爵士」力推!这bass再听不high你?那你肯定聋了!|FELIX——Nim Sadot 19:14 「日本/indie folk」力推!记忆赋予音乐独一无二的意义|Windswept ...
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use the K-Means algorithm to cluster the gray image of the original image and compare it with the suspected flame The area is multiplied and the contour of the suspected flame area is obtained, and two criteria of circularity and eccentricity are further added to complete the fire ...
4) flame pattern 火焰图谱 5) Image Fire Flame 图像型火灾火焰 6) flame quenching phenomenom 火焰冷熄现象 补充资料:染上毒瘾的人一般有哪些迹象? 染上毒瘾的人一般有哪些迹象? 染上毒瘾一般有以下迹象: (1)无故旷工、旷课,学业成绩、纪律或工作表现突然变坏; ...
Fire Truck Fire fighters travel on a fire truck to put out fires. Flag A flag is a symbol of a group of people, like a country or an organization. Flame A flame is a fire. Flashlight A flashlight helps you find your way in the dark. Hatchet A hatchet is an ax with a short handl...
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A picture of a candle flame. Fire is a Symbol Of purity And Remover of the evil.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、小米、联想、奥美、盛世长城、百