The results show that the effectiveness of crosstalk reduction depends on the dielectric losses of substrate and parameters of via holes.

模拟结果表明串扰衰减程度与基底介质的损耗、接地孔参数有关。

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The selection of control channel in cognitive radio is essential because the control channel has to coordinate all the secondary users via spectrum holes.

因认知无线电通过频谱空洞作为控制信道并且控制信道承担传输全部从用户控制信息，所以控制信道的选择处于重要地位。

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The sundries in water are blocked on the water-side face of the geometric body, and then water can be drained out via the holes of other sides.

水中杂物被阻挡在几何形状体的迎水面，水由其他面的孔洞中排泄。

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And they routed their escape via holes they dug, using spoons, in the walls of their cells.

FORBES: Escape From Alcatraz Redux

Following Midland's failed attempts at world domination via such black holes as the Wells Fargo fiasco, it was punted off to the Aussies, well known for their banking skills.

BBC: RELATED BBC SITES

In theory, with such technology, these solitary black holes would be detectable via their motions on the sky with as little as three hours of observing time.

FORBES: Free-Floating, Nearby Black Holes Detectable By Decade's End, New Study Reports