The formula shows the transport rate is not a constant but varies with the relative exposure degree of particles that lying on riverbed when the flow intensity is at fixed value.
提出了一种计算推移质输沙率的方法及公式，该公式表明，在水流强度一定时，输沙率并非为一个常量，而是随颗粒在床面的相对暴露度而变。
The formula shows the transport rate is not a constant but varies with the relative exposure degree of particles that lying on riverbed when the flow intensity is at fixed value.
提出了一种计算推移质输沙率的方法及公式，该公式表明，在水流强度一定时，输沙率并非为一个常量，而是随颗粒在床面的相对暴露度而变。
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