The test methods of effective opening size are studied after analyzing the hydraulic parameters of synthetic staple fibers needling nonwoven geotextiles.
通过对短纤针刺非织造土工布水力特性试验结果的分析，着重探讨有效孔径试验方法的问题。
The test methods of effective opening size are studied after analyzing the hydraulic parameters of synthetic staple fibers needling nonwoven geotextiles.
通过对短纤针刺非织造土工布水力特性试验结果的分析，着重探讨有效孔径试验方法的问题。
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