名词
中文翻译：Unknown
同义词：
['main orifice plate', 'primary orifice plate例句：1. The main flow orifice plate is designed to control the flow of water in a pipeline.（主流孔板设计用来控制管道中的水流。）']
例句：
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1. The main flow orifice plate is designed to control the flow of water in a pipeline.
主流孔板设计用来控制管道中的水流。
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2.Main orifice plates are used in industrial processes to regulate the flow of materials.
在工业过程中，主流孔板用于调节物料的流动。
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3. The engineers carefully installed the main flow orifice plate to ensure optimal performance.
工程师们仔细安装主流孔板以确保最佳性能。