名词中文翻译
中文翻译：无填料阀门
同义词：
['packless valve', 'no-pack valve']
例句：
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1.The new design of the packless valve has greatly improved its efficiency.
新型无填料阀门的设计大大提高了其效率。
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2. The engineers were tasked with replacing the old packless valve with a more efficient model.
工程师们被指派用更高效的模型替换旧的无填料阀门。
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3.The packless valve is commonly used in industrial applications to reduce maintenance costs.
无填料阀门常用于工业应用中，以减少维护成本。