Problems still remain, including the natural bumps and irregularities that come from using an organic base, said Dr.Dennis Prather, an associate professor of electrical and computer engineering.

然而电子计算机工程副教授丹尼斯·普拉瑟说，这种芯片还是存在一些问题的，例如使用有机材料会产生自然颠簸和不规则运动。

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Morgan Stanley entered a joint venture agreement with Citi to acquire the Smith Barney unit and the merger has had plenty of bumps including longer than expected technology integration.

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Under the hood, there's been spec bumps galore, including faster CPUs for both (up to 2.8GHz for the MacBook Pros, up to 2.4GHz for the MacBooks), DDR3 RAM is now in play with both systems, and on the Pro you'll get that pair of NVIDIA graphics chips, the GeForce 9400M and 9600M GT.

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However, he says he has faced a few bumps so far, including a weaker-than-expected business-lunch crowd, mainly due to the slightly isolated location.

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