| 释义 |
Definition of ring main in English: ring mainnoun British 1An 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. （供电系统的）环形干线，环形主线 Example sentencesExamples - Consumers will benefit from the new gas ring main linking Galway and Limerick to the grid while the Government has decided to extend the gas network to the north west.
- Backbones and ring mains are laid around cities as other infrastructure is buried.
- Contractors are working round the ring mains, which vaguely follows the Bradford Ring Road, in an anti-clockwise direction.
- He said the new machine would bring significant advantages to people living close to the ring main which circles the city.
- 1.1
another term for ring circuit Example sentencesExamples - My father and I spent the best part of one day fitting outside taps for the garden and working under the floorboards fitting additional sockets into the ring main.
2An 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. 环形管道系统 Example sentencesExamples - The workers are cleaning Bradford's ring mains water pipes at the rate of about 1km per week.
- Work on the Channel Tunnel itself, on the ring main for London's water, and on the Jubilee Line extension, happened out of sight.
- Mr Thompson added: ‘We'll be working on the ring main, a large diameter pipe which runs around the outskirts of the city and feeds the smaller pipes taking water to customers homes.’
- The average cost of the road is expected to be in the region of £750,000 per km of the 3.9km road, with an additional £800,000 for a new river crossing and £350,000 foul water ring main (drainage).
- The Trust installed a ring main and new water tanks at a cost of £100,000.
- Once outside the new ring main 35 to 40 percent of treated water is lost in leakage.
Definition of ring main in US English: ring mainnounˈrɪŋ ˌmeɪnˈriNG ˌmān British 1An 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. （供电系统的）环形干线，环形主线 Example sentencesExamples - Consumers will benefit from the new gas ring main linking Galway and Limerick to the grid while the Government has decided to extend the gas network to the north west.
- He said the new machine would bring significant advantages to people living close to the ring main which circles the city.
- Contractors are working round the ring mains, which vaguely follows the Bradford Ring Road, in an anti-clockwise direction.
- Backbones and ring mains are laid around cities as other infrastructure is buried.
- 1.1
another term for ring circuit Example sentencesExamples - My father and I spent the best part of one day fitting outside taps for the garden and working under the floorboards fitting additional sockets into the ring main.
2An 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. 环形管道系统 Example sentencesExamples - Once outside the new ring main 35 to 40 percent of treated water is lost in leakage.
- The average cost of the road is expected to be in the region of £750,000 per km of the 3.9km road, with an additional £800,000 for a new river crossing and £350,000 foul water ring main (drainage).
- The Trust installed a ring main and new water tanks at a cost of £100,000.
- Work on the Channel Tunnel itself, on the ring main for London's water, and on the Jubilee Line extension, happened out of sight.
- Mr Thompson added: ‘We'll be working on the ring main, a large diameter pipe which runs around the outskirts of the city and feeds the smaller pipes taking water to customers homes.’
- The workers are cleaning Bradford's ring mains water pipes at the rate of about 1km per week.
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