联结阀门
Coupling valve
以上为机器翻译结果，长、整句建议使用 人工翻译 。
一项关于工厂的检验报告在输送牛奶管道的十字联结处，当某些阀门被不正确关闭时，使生牛奶和杀菌消毒过的牛奶混合。
An inspection of the plant revealed that a cross connection in the pipes carrying the milk allowed mingling of raw milk with pasteurized milk when certain valves were incorrectly closed.
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