Improvements in design, materials and manufacturing mean that today's vehicles can be operated safely longer than ever, albeit at the cost of continuous maintenance and repair.
设计、材料和制造工艺的改进，意味着今天的汽车安全行驶寿命比以往任何时期都长——尽管车主必须不断的进行维护和维修。
In essence, she takes a hard line that doing things like working in timeboxed iterations or doing continuous integration, while likely to improve your situation, does not mean you're doing "agile".
实质上，她立场坚定地指出：采用基于时间盒的迭代或者持续集成，很可能对你遇到的情况很有帮助，但这不意味着你“敏捷”了。
In this paper, we introduce a new concept of generalized derivative, and derive its operational rules and the mean value theorem of continuous functions.
文章提出了一种广义导数的概念，得到了广义导数的运算法则，以及连续函数的中值定理。
Mean temperature difference for countercurrent flow and cocurrent flow in steady continuous heat transfer has been deduced uniformly.
采用统一的方法对定态传热逆流和并流的平均温差进行了推导。
Mean temperature difference for countercurrent flow and cocurrent flow in steady continuous heat transfer has been deduced uniformly.
采用统一的方法对定态传热逆流和并流的平均温差进行了推导。
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