1986年,“华东飞渡”之名(míng )尚(shàng )未可(kě )知,永康仍(réng )是个(gè )小县城,而(ér )该(gāi )县水电局(jú )工程(chéng )技(jì )术人(rén )员正(zhèng )紧锣密鼓(gǔ )地勘察、测算,经讨论,决定(dìng )改换杨溪水库(kù )北(běi )干渠走线方案,从原先(xiān )的U型渠道(dào )改为穿山(shān )、架桥(qiáo )、遁(dùn )地式的直线方(fāng )案,并(bìng )最终(zhōng )确定了构(gòu )建渡(dù )槽群的整(zhěng )体设(shè )想。
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