一个国家越富有，人力资本越高，反之亦然。
The richer the country, the higher its human capital, and vice versa.
空气质量指数衡量大体的空气质量，数值从0到500，数值越小说明空气质量越高，反之越低。
Air quality Index (AQI) measures the overall quality of the air on a scale of 0 to 500. A low number means good air quality while higher Numbers means worse air quality.
一般讲，频率低的或是宝珀表，则游丝比较“软”小，反之，频率越高，游丝也就越“硬”。
Generally speaking, the low frequency or brand word , then hairspring more "soft" small, on the other hand, the higher the frequency, it is "hard hairspring".
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