表1 每10米排水铸铁承插管刷油表面积 单位：m2

.599Р1.132Р18.259Р1.320Р18.919Р1.515Р19.578Р1.718Р20.248Р1.927Р20.898Р2.142Р21.558Р450Р478Р15.020Р0.675Р17.9133Р0.765Р18.243Р0.859Р18.573Р1.052Р19.233Р1.250Р19.893Р1.455Р20.522Р1.667Р21.212Р1.886Р21.881Р2.112Р22.532Р2.344Р23.191Р480Р15.080Р0.677Р17.976Р0.769Р18.306Р0.863Р18.636Р1.055Р19.296Р1.255Р19.955Р1.461Р20.615Р1.673Р21.275Р1.893Р21.935Р2.119Р22.594Р2.352Р23.254Р500Р529Р16.620Р0.741Р19.516Р0.841Р19.845Р0.942Р20.175Р1.151Р20.836Р1.366Р21.495Р1.588Р22.155Р1.817Р22.814Р2.052Р23.483Р2.294Р24.134Р2.542Р24.794Р530Р16.650Р0.742Р19.547Р0.842Р19.877Р0.944Р20.207Р1.153Р20.867Р1.368Р21.526Р1.591Р22.186Р1.820Р22.846Р2.055Р23.506Р2.298Р24.165Р2.547Р24.825Р600Р630Р19.770Р0.872Р22.689Р0.988Р23.018Р1.106Р23.342Р1.347Р24.006Р1.595Р24.668Р1.850Р25.328Р2.111Р25.987Р2.380Р26.656Р2.516Р26.977Р2.936Р27.967