backwash

用法例句

Based on the data obtained from the fishery resource monitoring in the East China Sea in 2002, migration distribution , fishery biology and stock status of yellow goosefish Lophius litulon were analyzed.

本文以 2 0 0 2年东海区渔业资源监测调查资料为依据 ,研究分析了黄的洄游分布、渔业生物学特征和资源量状况。

inshore-offshore ontogenic migrations

沿岸近岸个体生育洄游

A run of salmon, eg on their way upstream

游动的鲑鱼群（如在溯江洄游途中）

Conference on Straddling Fish Stocks and Migratory Fish Stocks

跨界鱼类种群和洄游鱼类种群会议

United Nations conference on straddling and migratory fish stocks

联合国跨界和洄游鱼类种群会议

conference on straddling and migratory fish stocks

跨界和洄游鱼类种群会议

The population of birds has increased, groups of animals have returned to their habitats, and there is migration of some species of fish that had disappeared for many years

鸟类增加，兽群返栖，鱼儿洄游

The Redevelopment on Simulating the Aquatic Animals Migration in Yangtze River Based on mapX;

基于mapX模拟长江生物洄游的二次开发

Conference on Straddling Fish Stocks and Highly Migratory Fish Stocks

跨界鱼类种群和高度洄游鱼类种群会议

United Nations Conference on Straddling Fish Stocks and Highly Migratory Fish Stocks

联合国跨界鱼类种群和高度洄游鱼类种群会议

A group migrating together.

移民群，移栖群，洄游鱼群一起迁移的几个群体

Glucose Transport mRNA Expression in the Scale Less Carp is Modulated during Spawning Migration;

青海湖裸鲤生殖洄游期葡萄糖转运子基因表达

Latest international development of anadromous fish passage facilities at hydropower stations

国外水电站的洄游鱼类过坝设施最新发展

Counting method of upstream juvenile Ayu(Plecoglossus altivelis) by acoustic camera

基于声学摄像仪的溯河洄游幼香鱼计数

Final Act of the United Nations Conference on Straddling Fish Stocks and Highly Migratory Fish Stocks

联合国跨界鱼类种群和高度洄游鱼类种群会议最后文件

Characteristics of Water Level, Water Environment and Effects on Fish Communication and Migration in the Hukou Area of Poyang Lake

鄱阳湖湖口水位、水环境特征分析及其对鱼类群落与洄游的影响

Analysis on the Change of Reproductive Population Composition of Coilia ectenes in Wuwei Section of Anhui in Yangtze River

安徽无为长江段刀鲚生殖洄游群体年龄结构的变化分析

Agreement for the Implementation of the Provisions of the United Nations Convention on the Law of the Sea of 10 December 1982 Relating to the Conservation and Management of Straddling Fish Stocks and Highly Migratory Fish Stocks,1995

跨界鱼类种群和高度洄游鱼类种群的养护与管理协定(1995年12月4日)

Interpretation of the Glosses "Going Against the Current" and "Going With the Current" in The Book of Songs;

《诗经·蒹葭》“遡洄”“遡游”诂训