Individual jet maxima are frequently found at the tips of deep low-pressure troughs.

某些急流其最大风速中心常发现位于深低压槽的底端。

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Seepage flow patterns and water driving characteristics are special in deep low permeability oil layers.

深层低渗油藏的渗流规律及水驱油特征具有特殊性。

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The effective development of Wendong sandstone oilfield with deep low permeability and abnormal high pressure is significance for scientific and rational development of similar oilfields.

文东深层低渗非均质异常高压砂岩油田高效开发实践对科学合理开发同类油田具有借鉴意义。

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The result, in the case of the Finnieston crane (officially the Stobcross Crane but known better for its location) is a deep, low hum as the wind creaks through the metal struts.

BBC: What does the voice of the Finnieston Crane sound like?

The flooding, which began on the night of 31 January, was caused by a combination of a high spring tide, deep atmospheric low pressure which raised sea levels and exceptionally strong northerly gales, which led to a surge of sea water over coastal defences.

BBC: Flooded street in King's Lynn

Under the hood, PLAYBAR gets its punch from nine individually amplified speakers: six mid-woofers to deliver deep, rich low-frequency sounds, and three tweeters for crystal clear high-frequency detail.

ENGADGET: Sonos Playbar: a home theater soundbar that wirelessly streams music for $699, we go hands- (and ears) on