The air entraining concrete's shrinkage and creep were less than concrete which not content air entrained agent, and the durability performance was improved obviously.

混凝土的收缩和徐变较不引气混凝土相比较小；耐久性能明显改善。

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The fact is, there is no real performance or durability difference between these.

不过事实是他们之间并没有实际的性能或耐用性的区别。

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Four different chemical reactions dominate the industry-each of which has pros and cons when it comes to utility, durability, cost, safety and performance.

四种不同的化学反应主导了工业界——当考虑到效用、耐用性、成本、安全性和性能时，它们中的每一种都有优劣之分。

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The small but tough Jabra Vox is built from premium materials, comes with tangle-free, reinforced cables and is thoroughly tested for ultimate durability and performance.

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We believe the new Toughbook C1 addresses all these issues, while offering the additional benefits of excellent performance and durability.

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"Today's on-the-go customer doesn't want to compromise looks and performance for durability, " said Reza Sadr, Carrier Sales Director at ALCATEL ONE TOUCH.

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