As a most drought type in temperate steppe, the desert steppe in Inner Mongolia is a district with harshest natural condition, lowest productivity and weakest ecosystem in steppe districts.
内蒙古荒漠草原是温带草原中最干旱的一个类型，为草原区自然条件最严酷、草场生产力最低、生态系统最脆弱的一个地区。
The inner profile is one of key factors which influence the productivity and fuel rate of BF.
合适的高炉炉型是提高产量、降低燃料比的关键。
The inner profile is one of key factors which influence the productivity and fuel rate of BF.
合适的高炉炉型是提高产量、降低燃料比的关键。
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