词汇	precast roof unit
释义	precast roof unit 建预制屋顶构件
随便看	Relative amplitude error relative amplitude preservation relative amplitude preserve relative amplitude preserved processing relative amplitude ratio relative analgesia relative analgesia apparatus relative-analyses relative analysis relative analysis approach Relative Analysis of Baltic Freight Rate Index relative analytic apparatus relative anchor point Relative and absolute relative and absolute returns relative and absolute vacuum tester relative and temporary stabilization Relative anemia relative angle relative angle on the bow relative angles relative angular displacement relative angular momentum Relative angular motion relative anisometropia