The rule forces them to shut down a variety of high margin profit centers and focus on safer, lower margin businesses.

法则要求它们关闭各类高毛利中心，专注于相对安全和低毛利的业务。

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The stress balance method aims at the girders' reasonable moment, getting the cable forces by balancing the stress in girder's upper and lower margin.

应力平衡法以主梁弯矩合理为目标，通过主梁上下缘应力平衡来求得拉索索力。

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While trading velocity was strong in the third quarter due to all the volatility in the markets, much of the flow seem to be coming from lower-margin electronic trading activity.

虽然第三季度由于市场动荡，交易呈现快进快出的特点，但不少交易量似乎都来自毛利较低的电子交易。

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The shift within mobility sales toward lower margin smartphones was the key driver behind declining margins.

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Gross margin dropped from 45.9% to 37.8% mainly due to the lower margin sales of smartphones.

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Furthermore, the Paypal division that has the most exciting growth is a lower margin business than the marketplace revenue.

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