单词：river silt
river silt的用法和样例：
例句
- And the Hyperbolic tangent function curve is used to simulate the ediments wide grading curve of the mountainous river.针对山区河流泥沙级配宽的特点，利用双曲正切函数曲线来模拟山区河流泥沙的宽级配曲线。
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