In this paper, three-dimensional seismic data field of direct volume rendering-Ray Casting Algorithm is mainly studied.

本文主要研究三维地震数据场的直接体绘制方法——光线投射算法。

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Nanocrystalline nickel was synthesized by direct current electrodeposition. The microstructure of nanocrystalline nickel was studied by TEM and X-ray diffraction.

采用直流电沉积法制备了纳米晶体镍，用TEM和X -射线衍射等方法研究镀镍层的微观结构。

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Results The main portal vein appearance was accordant with 3d ce MRP and direct X-ray portography in all cases.

结果3d CE MRP和直接门静脉造影显示门静脉主干的结果完全一致。

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In response to the EU ruling, the TSA offered a different flavor of statistics showing that since January 2010, more than 300 dangerous or illegal items have been found on passengers as a direct result of using X-ray body scanners.

FORBES: Europe Bans Airport Body Scanners For "Health and Safety" Concerns

With this launch, Direct Brands continues its on-going commitment to both the DVD and Blu-ray formats.

ENGADGET: Columbia House still exists, launches first Blu-ray specific club