H5N1型禽流感病毒席卷了亚洲,非洲和欧洲成群的家禽。
The H5N1 avian flu virus is sweeping through flocks of poultry in Asia and sometimes Africa and Europe.
碧口群黄铁矿型铜金矿床产于前震旦纪古蛇绿岩套中。矿体受一定层位控制,分段集中,成群分布;
The pyrite type Cu-Au-deposit is located in the ophiolite suite of the Precambrian Bikou Group.
碧口群黄铁矿型铜金矿床产于前震旦纪古蛇绿岩套中。矿体受一定层位控制,分段集中,成群分布;
The pyrite type Cu-Au-deposit is located in the ophiolite suite of the Precambrian Bikou Group.
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