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疾病预防控制 | |
China law | prevention and control of diseases |
PANOSE 体系 | |
multimed. | PANOSE |
体系 | |
avia. | chain; hierarchy |
manag. | frame |
met. | syntax |
space | system of systems |
sport. | hierarchy |
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prevention and control of diseases |
疾病预防控制: 4 phrases in 2 subjects |
China | 3 |
United Nations | 1 |