SUSpension index of the flow in a closedconduit is analysed analysed considering the mechanism of the turbulent sediment sUSpension.
根据紊动悬浮泥沙的机理，本文分析了泥沙在管路中输送时有效悬浮指标的表达式。
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The utility model belongs to a scope of electric pipe connection pieces, in particular to a muff-coupling clamping closed galvanized steel conduit joint device.