The sample of the test instrument is designed as a rectangular parallelepiped. To facilitate preparating samples of permeability characteristics in both horizontal and vertical directions, front and rear covers and superstructure is designed to be freely opened and closed.

  • 试验仪器的试样形态为长方体,仪器的前、后盖及上盖可以自如开启及闭合,便于制备研究水平、垂直两个方向渗透特性的试样。

  • 互联网摘选 2025-02-25 19:34:21

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