1) navigation obstruct index
碍航度
1.
Estimation on navigation obstruct index of over water bridge constructions;
桥梁类水上水工建筑物碍航度的评价
2) density of navigational dangers
航行障碍物密度
3) navigation obstruction
碍航
1.
In dealing with the navigation obstruction problem of Leishui Highway Bridge, the method of waterway regulation under consideration of the comprehensive requirements of bridge construction and waterway construction were adopted and the contradictions between the two aspects were so.
处理耒宜高速公路耒水公路大桥碍航问题时,采用航道整治的方法,综合考虑桥梁建设与航道建设的要求,比较成功地解决了两方面的矛盾。
4) jet flow navigation obstruction
急流碍航
1.
Study on improvement measures of jet flow navigation obstruction for the lower approach entrance area of existed lock;
已建枢纽船闸下游引航道口门区急流碍航改善措施的研究
5) factors of obstacles to navigation
碍航原因
6) cause to navigation-obstruction
碍航成因
补充资料：不碍
1.无妨碍;没关系。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条