查询词典 overfishing

The long-nosed baiji had been critically endangered for years, due to pollution, overfishing and shipping along the Yangtze river.

由于长江的污染、过度捕捞和航运的影响，长鼻子的白暨豚多年来一直属于濒危物种。

The long-nosed baiji had been critically endangered for years, due to pollution, overfishing and shipping along the Yangtze river.

由於长江的污染、过度捕捞和航运的影响，长鼻子的白暨豚多年来一直属於濒危物种。

Because abalone are so slow growing and because they are broadcast spawners, overfishing devastated the population, leaving it unable to recover.

鲍鱼成长速度极为缓慢，再加上它们排放卵子与精子时，不管附近有无同种生物，因此过度捕捞使数量大幅减低，无法恢复往昔盛况。

Over the past couple of decades, authorities fear, lingcod stocks in some areas along the Pacific coast have been dangerously depleted by overfishing.

在过去的几十年中，当局担心太平洋沿岸的部分地区蛇鳕的库存会因过度捕捞而面临枯竭。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。