屋顶铁皮瓦$25/片(3x9.5sqft) 3B1B钢架房$50K/套(960sqft) 2B1B钢架房$40K/套(480sqft) 1B钢架房$5000/套(160sqft) 铁丝围栏 6尺高50尺长$100/卷