用氢冲洗设备，直到达到所要求的纯度。
Flush system with hydrogen until required purity is reached.
所有冲洗设备均必须处于良好的状态和良好的操作次序。
All cleaning equipment must be in good condition and good working order.
根据厂家的建议，用于冲洗设备的溶剂将会在通风良好的区域使用。
Solvents utilized to clean the equipment will be used in accordance with the manufacturer's recommendations and in a well-ventilated area.
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