The paper introduced two methods of fin cutting in precision hole and dual gear (or gear with shifter fork)slot. It is testified simple?useful and effective through practical use.

介绍了精密孔内和双联齿轮或带有拨叉槽齿轮槽中去毛刺的两种方法。经实际使用：简单、可行、效果好。

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Base on studying large numbers of references, developments of the UWB planar slot antennas have been summarized, then, two planar UWB antennas with dual stopbands have been designed.

其次，在阅读大量文献的基础上，总结了目前常见的超宽带阻带产生方法，并且设计了两个具有双阻带特性的微带平面单极超宽带天线。

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The paper introduced two methods of fin cutting in precision hole and dual gear (or gear with shifter fork) slot.

介绍了精密孔内和双联齿轮或带有拨叉槽齿轮槽中去毛刺的两种方法。

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So given the choice (and assuming they cost the same), it's either the M1 with its dual-SIM capability but qHD display, or the Q1 with the 720p display but with just one SIM slot.

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The WD-73732 and WD-73831 both include dual HDMI inputs, along with a FireWire port, CableCARD slot, and multi-format card readers.

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Speaking of high-res displays, the 5800 comes equipped with an impressive 3.2-inch 640 x 360 resistive touchscreen to go along with its 3.2-megapixel autofocus cam, Carl Zeiss optics, dual LED flash, GPS, WiFi, 3.5mm jack, and a microSD slot with support for 16GB cards.

ENGADGET: The Nokia 5800 XpressMusic Mobile