We can then look at uranium 238 which has a relatively low absorption thermal energy range and essentially has no fission cross section which is why we call uranium 238 a fertile atom.

我们能看看铀238，它有一个，相对低的吸收热能范围，基本上没有裂变横截面，那就是为什么我们称铀238为可转换核素。

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Ramon Pavlyuchenko nearly levelled for Spurs from Rafael Van der Vaart's cross and defender William Gallas hit the post from close range, but Real were never in danger of losing their advantage.

范德法特的传中造成了罗曼·帕夫柳琴科一次几乎扳平比分的机会，后卫加拉斯的一次近距离射门击中了门柱。 但是皇马绝非一直被动挨打。

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Its low radar cross-section, variable-geometry wings, advanced avionics, and afterburning engines combine to provide long range, maneuverability, high speed and survivability.

它采用低雷达截面、变后掠翼、先进航空电子设备以及加力发动机相结合，具有远程、机动性、高效的打击能力。

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Catania levelled in the 75th minute when Maxi Lopez converted Jorge Martinez's cross from close range.

CNN: Ten-man Inter crash to defeat at Catania

Rovers took an early lead when Jason Roberts tucked away Brett Emerton's right-wing cross from close range.

BBC: West Ham 1-1 Blackburn

Patton broke the deadlock with a long-range cross from the left which deceived goalkeeper Andy Coleman and flew into the net.

BBC: Stephen Garrett