自路透社去年11月首次报道钇供应吃紧以来，钇价已上涨约60%，较一年前暴涨约69倍，一些涂层生产企业开始对原料实行配给。
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"We have soft robots powered by air that can walk on land and then walk into water – we don't have to worry about what happens when things get wet," he explains. In one case, a six-legged robot devoid of electronics moves its legs to walk when air is pumped in and out of a tube.
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研发人员结构分化，从“量”到“质”