Air in the system can prevent proper circulation of water and may cause noisy operation.
系统内的空气可能妨碍水的正常循环，可能导致运行噪声发生。
Fill system with Dl water and perform leak test with circulation pump.
向系统中填充去离子水并用循环泵测漏。
High disposition built-in system, low pressure water pump device, test medium circulation storage use.
系统内配置高，低压水泵供压装置，试验介质循环贮存使用。
High disposition built-in system, low pressure water pump device, test medium circulation storage use.
系统内配置高，低压水泵供压装置，试验介质循环贮存使用。
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