minimum-flow control的用法和樣例：
例句
- Criteria for selection is minimum flow, normal flow, maximum flow and pressure drop across the valve.
選型標準是最小流量，正常流量，最大流量和通過閥門的壓降。 - The amount of water used by the community is therefore the figure used by the civil engineer when he is designing the sewage system for its minimum rate of flow.
因此，土木工程師設計污水系統時所用的最小流量就是居民區的用水量。
