1) protecting and navigation
保护导航
2) watch-dog
保驾护航
1.
The rapid economic take-off indicates that efficiency audit, the index of modern audit, serves as a watch-dog to guarantee the successful vitalization of the old industrial bases in the North-east China.
具育现代审计标志的效益审计完全可以为东北老工业基地振 兴保驾护航。
3) channel conservancy
航道保护
4) ductal preservation
导管保护
1.
Improving islet yield by pancreatic ductal preservation;
胰导管保护法提高胰岛获取量的实验研究
6) maritime protection god
航海保护神
1.
Worship of maritime protection god and traditional culture,folk belief and navigation development,frequent overseas economic communication,are tied inseparately.
航海保护神崇拜与文化传统、民俗信仰以及沿海地区航运发展、海外经济的往来频繁是密不可分。
补充资料：奥米加导航系统(见飞机双曲线导航系统)
奥米加导航系统(见飞机双曲线导航系统)
Omega navigation system
Aomiiia daohang Xitong奥米加导航系统(omeg。。avigationsystem)见飞机双曲线导航系统。
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