low flow rate

• 小流量

low flow rate的用法和样例：

例句

1. Criteria for selection is minimum flow, normal flow, maximum flow and pressure drop across the valve.
   选型标准是最小流量，正常流量，最大流量和通过阀门的压降。
2. 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，土木工程师设计污水系统时所用的最小流量就是居民区的用水量。