continuous gradient造句

例句与造句

1. The study shows that the substrate and other physical variables ( stream mean width , depth and velocity ) in changjiang river system from 1st to 6th order streams present a continuous gradient of physical conditions
   研充表明阊江河一至六级支流平均宽度、深度、流速及底质组成和颗粒大小等物理参数具有明显的梯度变化。
2. It's difficult to find continuous gradient in a sentence. 用continuous gradient造句挺难的