The nomadic population of Afghanistan lives in tents.
而阿富汗的游牧人口则住在帐篷里。
To understand the knowledge and attitude to the avian influenza of nomadic population in railway station of Beijing city.
了解北京市火车站流动人口对禽流感的知识态度。
To understand the knowledge and attitude to the avian influenza of nomadic population in railway station of Beijing city.
了解北京市火车站流动人口对禽流感的知识态度。
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