Then, the difficulty for mechanical checking from those was given, and a research way for total property and local damaging of bridge structure was pointed out.

总结了通过试验及计算进行桥梁检测和评估的难点，以及进行桥梁整体结构与局部损伤研究的一种途径和方法。

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So the way out of this is for each one, for every individual, for you and me, to break away from the communal spirit, from nationalism Is that not the only way out of this difficulty?

因此解脱之道就是每个人，你和我，从小团体、民族主义中解脱出来。这是不是解决这个难题的唯一办法？

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Crime is one of what greatly endangers society. How to prevent and minimize it is an international difficulty. The basic way out is to prevent it from happening.

犯罪作为最大的社会公害之一，如何最大限度地预防和减少犯罪是全世界共同面临一个难题，解决这一难题的根本出路在于做好犯罪预防工作。

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