The Crystal Vortex of Arkansas therefore has a greater importance to those of the Northern Hemisphere, and the same is true of the Brazilian Crystal Vortex for the southern half of your planet.

因此，阿肯色州水晶漩涡对北半球有更大的重要性，同样的，巴西的水晶漩涡对南半球也有同等的重要性。

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The first liquid crystal material has birefraction index approximately equal to one half of that of the second liquid crystal material.

其中，第一液晶材料层的双折射率约略等于第二液晶材料层的双折射率的一半。

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They require little current, need no backlighting and can be produced for little more than half of the cost of a liquid crystal display screen.

它们需要的电流很小，不需要背光，并能以液晶显示屏一半多一点的成本生产。

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It incorporates the same clear half-sphere sapphire crystal filled with small diamonds.

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To further trim raw material costs, which eat up 50% of revenue, he worked with engineers to decrease the standard half-liter bottle weight from 23 grams to 12 grams (nearest competitor Crystal Geyser has one weighing 14 grams).

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