对林地和休耕林地的精确划分有时是不大可能的.Accurate separation between forest and forest fallow may not always be possible.我们班正在研究小面积林地的生物承载量.Our class is studying the carrying capacity of small forests.大多数情况下成年叶猴都在林地的树冠上采食树叶.Adult langurs s...
Methods 72 patients were performed abdominocentesis and aspirated Ascites completely.方法72例均经腹腔穿刺排净腹水.Conclusions Diagnostic abdominocentesis and B - mode sonography are accurate and frequent practice in diagnosing liver ...