把拜格诺的河道水流悬移质泥沙公式简化为简单概念的沟道产沙公式。
A conceptual formulation for gullies was obtained by simplifying the Bagnold's function of river sediment discharge.
然而，温格说卡佩罗依然在这个位置有可选之人，他举例说维拉的沃尔·诺克和埃弗顿的拜恩斯状态都不错。
However, Wenger says Fabio Capello still has options in the position, citing the form of Aston Villa's Stephen Warnock and Everton's Leighton Baines.
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