Rally racing started in 1950 in the Sovie Union. Practically all the crews used stock cars at that time with no improvements.

苏联的汽车拉力赛始于1950年，当时几乎所有的车手都在驾驶用普通车辆改装而成的“赛车”，性能也未经改进。

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To the researchers' surprise, no improvements in memory function or changes in brain metabolism were seen after the rote learning period.

让研究人员吃惊的是，在机械学习之后，无论是记忆能力，还是脑代谢都没有发生明显的改善。

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In theory you could apply an infinite amount of hardware to do the parallel part in zero time, but the sequential part will see no improvements.

从理论上来说，您可以采用无数的硬件来处理并行执行的部分，甚至在接近0的时间内完成这些任务，但是对于串行部分来说，这样做不会有任何提高。

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But spot-checks showed no improvements and further problems were found with the reporting of accidents.

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It will probably be perceived by the markets as a sign that no improvements in the investment climate can be expected in the next few years.

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He said the three warning stages were a weed notice, a cultivation notice and finally a termination notice if no improvements were made after the first two requests.

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