The paper discussed the strength calculation of the growing circle bure of small scale vertical boiler, and put forward his opinion according its stress.
就小型立式锅炉长圆孔开孔强度计算进行了探讨，根据长圆孔的应力状态，提出了自己的看法。
The calculation method of boiler shell strength and the influence of stability on boiler are described.
介绍了锅炉壳板强度的计算方法及稳定性对锅炉的重要性。
The differences between chinese and Japanese boiler standards from the aspects of design, strength calculation and hydrostatic test are compared.
从设计、强度计算及水压试验等方面比较了中日锅炉标准的差异。
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