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1·The paper makes a study on the effect of temperature, depth of operation waters and hauling speed on the harvesting survival rate of yellow porgy.

本文就温度、作业海域的深度、起网速度对黄鲷采捕成活率的影响进行了研究。

2·If you use ultra heavy sinkers in very deep water, a 2 speed mechanism can be handy when you are just plain exhausted hauling up sinkers.

如果您在非常深的水超稠油坠，一个2速度机制可以方便当你只是简单用尽牵引注册坠。

3·Vehicles hauling undegradable objects exceeding the prescribed limits should run at the time, route and speed allowed with apparent signs posted on easy-to-see places.

运载不可解体的超限物品的，应当按照指定的时间、路线、时速行驶，并悬挂明显标志。

4·The invention relates to hoisting, pulling, hauling equipment, in particular to an infinite variable speed hoisting winch.

本发明涉及一种提升牵引、拖运设备，具体为可无级变速的绞车。