虽然这只是他们所拥有的1.4万亿美元的一小部分，但这是比以往最大的方向性的变化。

That is still a small part of the $1.4 trillion they have, but is a sharp change of direction from the year before.

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外壳厚度比受加工变量影响的方式与方向性预测一样；

The skin thickness ratio is affected by process variables in the same way as one would predict for the orientation;

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在同温条件下，像元热辐射方向性完全由像元比辐射率的方向性决定。

Radiant directionality of mixed pixel is completely decided by the directionality of emissivity in isothermal condition.

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