名词
中文翻译：预填充阀
同义词：
['预充阀门，预充阀例句：1. The prefill valve prevents air from entering the system during startup.（预填充阀在启动时防止空气进入系统。）']
例句：
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1. The prefill valve prevents air from entering the system during startup.
预填充阀在启动时防止空气进入系统。
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2. The prefill valve is designed to ensure proper fluid flow during the initial start-up of the system.
预填充阀设计用于确保系统初始启动时的流体流动。
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3. During maintenance, technicians often need to replace or repair the prefill valve to maintain proper functioning of the system.
维护期间，技术人员通常需要更换或修理预填充阀，以保持系统的正常运行。