gravel-blind的意思|示意

To analyze the effect of the blind drainage system on the engineering characteristics of the ground improvement by gravel pile, the contrast tests were carried out on roadbed testing segment.

为探讨盲沟排水对路基下碎石桩加固的软土地基的工程特性的影响，进行了路基试验段的对比试验，并在路堤填筑施工中进行了孔隙水压力和地基沉降测试。

The gravel - blind fellow could still read large text.

弱视的人仍然能够阅读大的文字.

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