groins

Effect of Oriented Groin Angle on Deposition Between Two Groins

丁坝挑角对坝田淤积的影响

Study of erosion-lessening and siltation-promotion effect for sheet-pile groins under strong tidal estuary

强潮河口桩式丁坝减冲促淤效果研究

Study on the Optimum and the Limit of Alternate Space between Groins

丁坝错口距离的最优值、极限值研究

Study on Protective Measures for Groins and Its Protective Means Scouring

丁坝冲刷及整流桩防护措施研究

Water Diversion and Retarding Action Effect of Single Permeable Pile Groins

单排井柱桩透水丁坝的分水缓流作用效果

The engineering effect is affected directly by layout of groins.

丁坝的布置方法直接影响到工程的效果，其关键是利用丁坝的坝后回流区。

It drove you to bend back with all your might until your groins hardened, your thighbones pushed up and out, and your lower back arched too deeply.

你尽可能地向后弯曲，直到腹股沟变硬，大腿骨向上、向外推出，下背部过度地深弯。