名词短语
中文翻译：未固结的淤泥和细砂类型
同义词：
['unconsolidated silt and fine sand', 'unconsolidated soil', 'unconsolidated sediment例句：1. This region has a unique type of unconsolidated silt and fine sand that is difficult to cultivate.（这个地区有一种独特的未固结的淤泥和细砂，很难耕种。）']
例句：
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1. This region has a unique type of unconsolidated silt and fine sand that is difficult to cultivate.
这个地区有一种独特的未固结的淤泥和细砂，很难耕种。
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2. The construction crew was working on the unconsolidated silt and fine sandlayer when it started raining heavily.
施工队在处理未固结的淤泥和细砂层时，突然下起了大雨。
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3. The engineer used this type of unconsolidated silt and fine sand to test the stability of the foundation.
工程师使用这种未固结的淤泥和细砂来测试地基的稳定性。