GB 50500-2013 第9.3.2条
| **** | **Price fluctuation adjustment (cost information method)**: Where the material unit price in the contractor's tender is lower than the base unit price: if during construction the material unit price rises by more than 5% based on the base unit price, or falls by more than 5% based on the tender price, the excess portion shall be adjusted on an actual basis. Where the material unit price in the contractor's tender is higher than the base unit price: if the price falls by more than 5% based on the base unit price, or rises by more than 5% based on the tender price, the excess portion shall be adjusted on an actual basis. |