A double focusing, non spatial dispersion magnet design has been suggested to substitute the achromatic principle for improving the beam characteristics on target of the medical accelerator.

本文提出以双聚焦、无空间色散的设计原则，来代替常用的全消色差设计原则，使医用电子直线加速器的偏转磁铁能够具有更好的特性。

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Roberto Lopesino Seidita, who runs the price list and consults for the industry, says some growers are pulling in double-digit margins by focusing on price, not just quality.

WSJ: The Pot Business Suffers Growing Pains

Their new crowdfunding platform is designed specifically to take advantage of the JOBS Act to allow social entrepreneurs focusing on a double bottom line (profit and social good) to raise equity.

FORBES: Why Crowdfunding Will Explode In 2013

Focusing on paper losses means you tend to ignore the consecutive years of double-digit gains before and after the down year.

FORBES: When It Comes To Retirement, Is Youth Wasted On The Young?