1·Prohibit near open flame or contact with flammable and explosive articles, no smoking.
禁止靠近明火或与易燃易爆物品接触,禁止吸烟。
2·Prohibit the use of electric furnace, electric drills, fire, torch and all have open flame, high temperature tools and hot objects;
禁止使用电炉、电钻、火炉、喷灯等一切产生明火、高温的工具与热物体;