Two spectacular tails of X-ray emission have been seen trailing behind a galaxy using the Chandra X-ray Observatory.

通过Chandra X射线观测台，我们观测到一个星系拖曳着两个由X射线射流组成的壮丽的大尾巴。

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Two spectacular tailsof X-ray emission have been seen trailing behind a galaxy using theChandra X-ray Observatory.

通过Chandra X射线观测台，我们观测到一个星系拖曳着两个由X射线射流组成的壮丽的大尾巴。

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Wood rays of p. armand and p. prokoraiensis on tangential section both had two shapes that was uniserial wood ray and spindle wood ray.

华山松与前红松弦切面上的木射线均呈两种状态，即单列木射线和纺锤形木射线；

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He also notes that Toshiba has sold 200, 000 HD DVD players in the US, in comparison to the 30, 000 standalone Blu-ray players sold, and that it's not clear yet how many Blu-ray movies the two million PS3 owners are going to be watching.

ENGADGET: Toshiba not so impressed by Blu-ray's victory cries HD

The hybrid disc works by making the Blu-ray layer act like a two way mirror, reflecting enough light for Blu-ray playback, but letting enough light through for HD DVD operation.

ENGADGET: Three's company: Warner patents all-in-one hybrid disc HD

Ray took two polygraph tests and both times, examiners concluded he killed King and acted alone, though experts, of course, disagree about the worth of such tests.

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