Use of concrete pumping construction, pipeline installation to be straight and flat pad.

砼采用泵送施工，管道安装要顺直，并垫平。

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At the bottom of the 2, pulling the bottom rocks must ensure the flat pad stability, and could not shake, in order to masonry mountain.

拉底的山石底部一定要垫平垫稳，保证不能摇动，以便于向上砌筑山体。

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The house sits within an existing development with rules restricting development to the current flat pad and limiting height to 14 feet above grade.

别墅位于原有住宅小区里，按照一定规律将小区限定于当前平台，高度为地面14英尺之上。

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The school was built into a down-slope, so the recess yard in front of the school was a flat pad of concrete below street level.

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