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["序号","产品名称","图样","使用规格（mm）","单个使用面积（㎡）"]
[1,"屋脊侧板",null,"1750*40",{"v":0.07,"d":"0.070"},null,27.199999999999996]
[2,"正挡勾",null,"230*125",{"v":0.02875,"d":"0.029"},null,56.88888888888889]
[3,"板瓦1",null,"465*120",{"v":0.0558,"d":"0.056"},null,54]
[4,"板瓦2",null,"600*120",0.072,null,54]
[5,"板瓦3",null,"805*120",{"v":0.0966,"d":"0.097"},null,36]
[6,"筒瓦",null,"250*110",{"v":0.0275,"d":"0.028"},521.2,426,95.19999999999999]
[7,"滴水",null,"465*120+（0.016）",{"v":0.0718,"d":"0.072"},null,140]
[8,"瓦当",null,"250*110+（0.012）",{"v":0.0395,"d":"0.040"},null,144]
[9,"斜当板",null,"1750*135",{"v":0.23625000000000002,"d":"0.236"},null,19.885714285714283]
[10,"支架",null,"80*30",0.0024]
["材质","厚度mm","表面处理",null,"颜色"]
["铝镁锰",1.5,"氟碳漆",null,"深灰"]
[]
[]
[null,"项目","正脊","斜脊","面积","板瓦600","板瓦805"]
[null,null,6.4,null,18.8,54,36]
[null,"大梯形",null,11.399999999999999,14.46]
[null,"三角形",null,6,2.16]
[null,"合计",6.4,17.4,35.42]