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1·The turning period of visibility change took place during 1979-1981, and both the visibility and very good visibility frequency of the 11 cities decreased rapidly at that time.

1981年为大气能见度变化的转折期，在此期间11个城市的能见度迅速降低、“非常好”能见度出现频率很快下降。

2·Transparent tube for very good visibility.

具有较高能见度的透明管。

3·Santana Series models in the country to maintain volume and visibility are very high, also received the majority of consumers love, rugged, durable, economical Santana Zhijun good advantage.

桑塔纳系列车型在国内的保有量及知名度都非常高，也得到了广大消费者的喜爱，皮实、耐用、经济性好是桑塔纳志俊的优势。