1986年,“华(huá )东(dōng )飞渡(dù )”之名尚(shàng )未(wèi )可知,永(yǒng )康仍(réng )是个小县(xiàn )城,而该县水(shuǐ )电局工程技(jì )术(shù )人员正(zhèng )紧锣(luó )密鼓地勘察、测算,经讨论(lùn ),决定改换杨溪(xī )水库北干渠走线方(fāng )案(àn ),从原先(xiān )的U型渠道改(gǎi )为穿山、架桥、遁地(dì )式(shì )的直(zhí )线方案(àn ),并最终确定了构建渡(dù )槽(cáo )群的整体(tǐ )设(shè )想。
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