In this article, the author studys the properties of polypropylene fiber concrete in water resources and hydropower engineering.

在本文中，笔者对水利水电工程中聚丙烯纤维混凝土的特性进行了研究。

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A small dredger and other boats were used for remove of broken concrete in water. The dredge of the main channel was finished only in 15 days.

用挖泥船，配合其他船只，进行水中清碴，用15天时间就把主航道疏通。

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Where 50-kilogram king salmon once fought their way up waterfalls to lay their eggs in gravel beds, there now are only concrete walls holding back still water and deep beds of muddy deposits.

50公斤重的大马哈鱼王曾经奋力爬上瀑布，把卵产在砾石床上，现在只有混凝土墙挡住静止的水和深深的泥床。

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Oil is stored in first-world depots, water in concrete pits.

ECONOMIST: The liberated east

The LAM demonstrates, in a concrete way, how water law and science need to interact in order to provide transboundary watercourse States with the guidance necessary to devise an effective national water policy.

UNESCO: Programas del PHI

To get at the oil and gas trapped in shale, drillers use powerful hydraulic pumps to force water and chemicals through holes punched in the concrete-and-steel well casing.

FORBES: Shale Boom Still Has Plenty Of Room To Run