The invention discloses a sediment desilting method of turbulent flow and flood hyperconcentration and application thereof.本发明公开了一种稀性泥石流和高含沙洪水的泥沙拦淤方法及其应用.This paper summaries the function and benefits of Yellow River dyk...
委员们同意尽快重新开始会谈。The commissioners agreed to restart talks as soon as possible.市政会委员说塑料框架的窗户让这个社区掉份儿了。Councillors say plastic-framed windows lower the tone of the neighbourhood.他受邀担任过许多委员会的委员。He was asked to sit on numerous...