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Currently, China has about 217 million cars on the road, official data show. About 78 percent of them are owned by residents in first- and second-tier cities. But demand for used vehicles chiefly comes from consumers in small cities, resulting in huge demand-supply imbalances geographically, according to data from Youxin, another online used car dealer.
Critics have accused Apple of nudging iPhone users to upgrade to newer models by letting them think it was the handsets that needed replacing, rather than just the battery.
Current vision systems being tested on "simulated" domestic robots in the cluttered, unpredictable environments of the real world, are suffering severely from what experts refer to as overconfidence - meaning robots are unable to know when they don't know exactly what an object is.
Cuban officials said they have found one of the two black boxes from the plane. Black box holds key flight data and information about what happened to the plane.
Cui tweeted back, saying, "Let the great people of our two countries work together for a better shared future."
来源：资阳报