The GNC algorithms designed are embedded in the trajectory model. The results show that the simulation structure is valid and the GNC schemes are feasible.

将设计好的制导控制算法嵌入六自由度弹道模型中进行验证，仿真结果表明了此快速仿真架构的正确性和制导、控制方案的可行性。

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Other competitors in the services sector include: Walgreen (WAG), GNC Holdings (GNC), and CVS Caremark (CVS).

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For example, recent IPO companies GNC Holdings ( GNC) and HCA Holdings ( HCA) both have high levels of debt.

FORBES: IPO Demand Starting To Heat Up

In earnings news, GNC Holdings (GNC) said that it now expects first-quarter earnings to come in above prior guidance for a profit of 49 cents per share.

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