A two dimensional mathematic model is built up to simulate the blast flow status inside shaft lime kiln.
建立了竖炉石灰窑气体流动二维数学模型，模拟出了竖炉石灰窑内气体流动状态。
2
In the light of the principle of classical statistics, the study on the status and spatial variability of nutrient of lime concretion black soil in Huaibei plain was conducted.