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equipped with a piece of 2.5search | according to reports on december 26, many collective appearances for fire protection, rescue and other fields are reported to mark the official settlement of beijing's low-altitude safety park in fangshan district. according to reports, the height of the ladder and the range of high-pressure water guns are usually less than 50 meters, and the operating surface is often only on one side of a fire building. therefore, fire rescue of high-rise buildings is a fire protection problem worldwide. therefore, ehang intelligent fire protection edition high-rise fire extinguishing drone came into being. at present, this drone has passed china's national fire equipment quality supervision...search | on a large-scale computing power cluster, chinese...people | according to the news from kuai technology on december 26, animals suddenly appeared on the road. should we hide or bump into it? according to the latest report by the fourth detachment of shanxi expressway traffic police, at around 16:00 on december 15, a car hit a dog or sheep head-on because it could not avoid it, causing damage to the vehicle. it is understood that when ge drove the vehicle to the road section where the incident occurred, a dog or sheep suddenly appeared on the road. he was startled and immediately grabbed the steering wheel and braked. because the braking distance was insufficient, he still hit...search | according to media reports, the company proposed to turn it into the company.people | 11%...search | a man maliciously returned the goods and cheated 2.27 million yuan in more than a year! as a result, he was sentenced to 11 yearsrain