At the same time, serious corrosion and scale buildup of water injection system, leak of water pipeline and high-pressure water injection equipment fault rate increase would happen.

同时也造成注水系统腐蚀、结垢严重，地面注水管网穿孔频繁，高压注水设备、计量装置故障增多。

youdao

NASA officials cleared the flight after technicians fixed a hydrogen leak in the shuttle's fueling system, which delayed the launch from last week.

VOA: standard.2009.03.15

And he knows no landfill liner system is completely leak-proof, meaning there is some possibility that the industrial quantities of waste coming from the oil cleanup could pollute local underground water supplies.

VOA: standard.2010.08.05

The leak detection system is of concern, too, to a lot of people.

NPR: Alaskans Speak Up About Oil Field Shutdown

Investigators found that the oil level was low and there were indications that there had been a leak in the system.

BBC: Holly Buchanan's remains found on Loch Lomond island

The power devolved to councils and the presence of councillors willing to talk out means much more uncomfortable information tends to leak out of the system.

BBC: How the NHS locks away its secrets