Da: liu xing, Nanjing, JS, Cina
paperback. Condizione: New. Paperback. Pub Date: 2024-05 Pages: 280 Language: Chinese Publisher: Publishing House of Electronic Industry With the progress of economy and society. driven by factors such as longevity. low birth rate and population migration. the wave of population aging is sweeping the world. At present. my country is the country with the largest number of elderly people in the world. Population aging has become an important feature of Chinese society at present and for a long time to come. Population agi. Codice articolo DQ034290
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