After the articular cartilage's stability and complex structure in the framework of pressure-proof were destruct, the ability to repair by itself was weak.

关节软骨的稳定而复杂的耐压框架结构在破坏后，自身的修复能力很弱。

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In this paper we present the principle and technique for measuring velocity of elastic waves in the bedrock with deep holes, and the effective watertight and pressure-proof measures taken.

本文介绍了基岩深孔的弹性波测试原理和测试技术及深孔测试中所采取的有效防水防压措施。

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Trial use of the device helps analyze such factors as pressure, temperature, and discharge that will affect the purity of the oxygen, and provides proof of improvement.

通过对装置进行试验，分析了压力、温度、流量等因素对膜分离和变压吸附制得氧气纯度的影响，为装置的进一步改进提供了依据。

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Worse, now that their bad technique still produced good shots, poor players had less incentive to put in the hard work needed to groove mechanically sound, pressure-proof and ultimately satisfying swings.

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