The inlet pipe of each pump has a magnetic filter to absorb metal substance in oil.

每个油泵的进油管路上都装有一个磁性滤油器，吸附透平油中的金属杂质。

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Circulating water pump inlet pipe and outlet pipe should also install pressure gauge.

循环水泵的进水管和出水管上也应装压力表。

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The above measures can effectively reduce the problems caused by the water inlet pipe.

以上措施，可以有效降低进出水管处造成的混水问题。

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Environment Agency Wales says the fish passed through the mesh covering an inlet pipe while the lake was being emptied for a safety inspection.

BBC: Dead fish

But investigators found that due to their small size, the perch and roach passed through the mesh covering an inlet pipe while the lake was being emptied, and died as a result.

BBC: Dead fish