1986年,“华东(dōng )飞渡”之(zhī )名尚(shàng )未可知,永康仍是(shì )个小县城,而该县(xiàn )水电局工程技术(shù )人员正(zhèng )紧锣(luó )密鼓地(dì )勘察、测算,经(jīng )讨论,决定(dìng )改换杨溪水(shuǐ )库(kù )北干渠走线方案,从(cóng )原先的U型(xíng )渠道(dào )改为穿山、架(jià )桥、遁地式的直线方案,并最终确定了构建渡槽群的整体设想。
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