黄河河段的放淤、清淤工作十分重要。
The desilting and warping work on certain sections of the Yellow River is very important.
研究表明，三维壁面射流能较大的提高近壁区的流速，因此应用到实际管道清淤工作中有一定的可行性。
The results of the research show that three-dimensional wall jet can improve the velocity of water near the wall greatly, so it is possible to apply to the actual dredging work in the pipeline.
介绍了一种新型矿井水仓连续自动清淤设备的结构特征、组成部分和工作原理。
Introduced a new type of continuously automatic mine sump cleaning equipments, described the structure characteristic, component and operation principle of the equipment.
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