弯月面容器中之静止液体的弯曲上表面，如果液体浸润了容器壁，那么弯曲面呈凹状。

The curved upper surface of a nonturbulent liquid in a container that is concave if the liquid wets the container walls.

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滑雪下坡底部的雪的弯曲面。

A snowy runout at the bottom of the ski slope.

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本文提出了一种比相测高体制——双弯曲面单天线双波束比相测高简易三座标新体制。

A new simple system of 3-d radars-the system of height finding by comparing phases of two beams radiated by a single doubly-curved antenna-is presented.

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