二滩水电站一标工程施工已进入第七个年头，目前是整个施工期最关键和最紧张的时刻，已到了最后冲刺的阶段。1997年已过去了一大半，截至7月31日为止，土建工程量完成情况见下表。其中最关键的项目拱坝混凝土已超计划完成，其它项目由于施工方法和工序的调整，原计划量和完成量 The construction of a standard project at Ertan hydropower station has entered the seventh year. At present, it is the most crucial and the most tense moment in the entire construction period and has reached the stage of final sprint. More than half of 1997 has passed, as of July 31, the completion of the amount of civil works in the table below. One of the most critical projects arch dam concrete has been completed over the plan, other projects due to the adjustment of construction methods and processes, the original plan and the completion of the amount of