In the foundation engineering, the plastic drainage board is used as vertical drainage channel to speed up the consolidation rate of soil ground, increase the foundation strength.

塑料排水板在地基工程中的应用主要是作为垂直排水通道来加快软土地基的固结速率，提高地基强度。

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By virtue of its status as the nation's largest radio station owner, with 1, 214 stations controlling 11% of the airwaves, Clear Channel has become the poster child for the sins of media consolidation.

FORBES: Free the Airwaves