The method was applied to direct determination of nitrite in collapse lake water, fishpond water, power plant waste water and well water with satisfactory results.

应用该法直接测定煤矿塌陷湖水、鱼塘水、电厂废水和地下水中的亚硝酸根获得满意结果。

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Formed by the collapse of the Mount Mazama volcanoes approximately 6, 850 years ago, this caldera (crater) lake is located in Oregon.

这座位于美国俄勒冈州(Oregon)的火山湖是大约6 850年前马扎玛火山(Mount Mazama)坍塌形成的。

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Kurile Lake was formed 8300-8400 years ago by a large volcanic explosion and a collapse of the Earth crust.

库页湖形成于8300—8400年前的一次大型火山喷发与地壳下陷。

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Another tells of a clumsy wizard who caused a rainbow to collapse into the Lago di Carezza, a lake which still glows a luminous green to this day.

BBC: Legends of the Italian Dolomites

Salt Lake City just finished picking up the pieces from the 1991 collapse of Bonneville Pacific, a publicly traded alternative-energy company that, it turned out, was heating up its financial statements.

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"We're working to stabilise the collapse itself to make it safe, so we can carry out some further investigations and hopefully then the lake can be replenished, " he said.

BBC: Stoke-on-Trent mine collapse drains lake