The device further comprises a body portion including at least one opening formed therein, the at least one opening being of sufficient size to receive the test sensor.
该装置还包括主体部分，该主体部分包括在其中形成的至少一个开口，该至少一个开口具有足够的尺寸来容纳测试传感器。
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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