Even some low grade pavements also use the semi-rigid base material as the base.
甚至有些低级路面也采用半刚性材料做基层。
The splitting experiment is one way to test the tensile strength of semi-rigid base material.
劈裂试验是检测半刚性基层材料抗拉强度的一种方法。
The splitting experiment is one way to test the tensile strength of semi-rigid base material.
劈裂试验是检测半刚性基层材料抗拉强度的一种方法。
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