所设计的平台应该与所设计的管道精密配合。
The brackets shall be designed to fit exactly into the pipes for which they were designed.
楔形闸板-全导向楔形结构，精密配合阀体阀座，实现最有效的关闭。
Wedge? Fully guided wedge precision fitted to body seats for maximum shutoff.
楔形闸板-全导向楔形结构，精密配合阀体阀座，实现最有效的关闭。
Wedge - fully guided wedge precision fitted to body seats for maximum shutoff.
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