You'll want to hire an EPA-certified water testing company; tests run about $20.

你可以花20美元，聘请由美国环保署认证的公司帮你测试。

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Hydraulic and mechanical performance guarantees shall be based on water testing.

水力的和机械的运转保证将以水测试为基础。

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Alternating hot and cold water testing more than 6000 times (90 degree water and 15 degree water).

冷热水交替冲击测试超过6000次(90度热水与15度冷水)。

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Charles Moore and his team at the Algalita Marine Research Foundation have spent ten years studying plastic waste and testing water from the ocean.

VOA: special.2009.09.22

"Testing them with water. Then we are going to put them back on the shelf again and fill them with rum."

VOA: standard.2010.06.01

It is this document Harrow Estates wants to change to allow less frequent water testing.

BBC: Tests for contaminated water at Hauxton could be cut

To avoid people drinking polluted water, portable water testing kits were introduced, designed to monitor the countries 1.3 million wells.

BBC: Bangladesh's arsenic water concern

But despite leaving their second boat GBR78 unraced, Harrison said his only regret was a lack of time for continued on-water testing.

BBC: Harrison faces crucial year