名词
中文翻译：阀门沉积物
同义词：
['valves', 'valve deposits例句：1. The valve deposits in the river are a major source of pollution.（河流中的阀门沉积物是主要的污染源。）']
例句：
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1. The valve deposits in the river are a major source of pollution.
河流中的阀门沉积物是主要的污染源。
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2.The valve deposits in the reservoir have been causing problems for years.
水库中的阀门沉积物多年来一直造成问题。
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3. The valve deposits in the pipeline were cleaned out to prevent blockages.
管道中的阀门沉积物被清理掉以防止堵塞。