From the point of views of language and thinking science, the paper analyses some problems which exist in PE circle on using language and thinking.
从语言和思维科学的角度，分析了体育界在使用语言和思维方面存在的问题。
Some problems on designing and using air damped mechanism and the principles for selecting suitable parameters have been discussed.
文中对气体阻尼机构在设计使用时应注意的问题及参数选择原则也进行了一些初步探讨。
Based on the simple introduction of BC95 378 design of layered vessels using flat ribbon wound cylindrical shells, some problems in making ASME codes were analysed and discussed.
在简要介绍BC 95 - 378《扁平绕带式压力容器设计》主要内容的基础上，对规范制订中的有关问题作了分析讨论。
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