... tank clean-out opening 油罐清扫口 tank cleaning 储罐清洗 tank cleanings 罐底油脚 ...
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储罐机械清洗作业规范 Tank mechanical cleaning operational norms
此后他们要接受长达三小时的严格的考试(题目举例：简述给糖浆管道和糖浆存储罐进行清洗和消毒的流程)。
At the end they are given a stiff three-hour exam (sample question: Describe briefly the process followed in cleaning and sterilizing syrup lines and syrup tanks).
储罐和管道要规定清洗、灭菌周期。
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