Green segregating construction market level will increase land supply for the market to curb land speculation zero level, lower land costs. 绿化隔离带建设将增加土地一级市场的供应量，有利于抑制土地零级市场的炒买炒卖行为，降低土地成本。
For chromium level, apparent energy, protein and fat metabolizability were elevated much more by 0.4 and 4mg/kg level (p<0.05) than zero level at six weeks and apparent fat metabolizability by 4mg/kg than 0.4mg/kg. 4mg/kg水平较0.
The zero level of corresponding point is subtracted from sampled value to eliminate the zero fluctuation and multiplied by compensating coefficient to modify the sensitivity fluctuation. 通过减去对应点的零位水平可消除零位波动，然后和补偿系数相乘来修正灵敏度波动；