名词
中文翻译：沙楔
同义词：
['sand plug', 'sand plugging']
例句：
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1.The engineer used a sand wedge toremove the blockage in the pipeline.
工程师使用一个沙楔来清除管道中的堵塞。
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2. The construction crew had to use sandwedges to stabilize the soil beforestarting the excavation.
施工队伍在开始挖掘之前，必须使用沙楔来稳定土壤。
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3. The sand wedge wasdesigned to prevent the water from flowing tooquickly through the cracks in the rock.
沙楔的设计是为了防止水流过快地通过岩石的裂缝。