搜尋結果
ring main
- IPA[ˈriNG ˌmān]
美式
- an electrical supply serving a series of consumers and returning to the original source, so that each consumer has an alternative path in the event of a failure.;another term for ring circuit
noun: ring main, plural noun: ring mains
- 釋義
名詞
- 1. an electrical supply serving a series of consumers and returning to the original source, so that each consumer has an alternative path in the event of a failure.
- ▪ another term for ring circuit
- 2. an arrangement of pipes forming a closed loop into which steam, water, or sewage may be fed and whose points of draw-off are supplied by flow from two directions.