There are two main types of smoke alarm tech, says Raman Chagger, principal consultant at BRE, the Building Research Establishment. Ionisation-based systems use a tiny amount of radioactive material to charge, or ionise, particles in the air which flow between two small plates. Should smoke interrupt that flow of charged particles, the alarm goes off.
巨头在此押注未来十年的船票，创业者在此寻求第一桶金的现实回报，供应链在此等待新一轮的订单潮……
。51吃瓜对此有专业解读
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Supabase, a popular developer database platform, is facing disruptions in India — one of its key markets — has been blocked in India, TechCrunch has learned. New Delhi ordered internet providers to block its website, resulting in patchy access across networks.
最直观的改变，是它终于认字、也会写字了。比如让它画一幅《枫桥夜泊》的水墨画。画面上方不仅端端正正地用书法写出了「月落乌啼霜满天」等全句，甚至连排版和水墨的意境都拿捏得比较准。