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简单介绍了直埋有补偿供热管道的应力、摩擦力及固定支架与补偿器间最大距离的计算公式。还给出了适于直埋蒸汽管道的复合保温管结构
The calculation formulas of the stress, friction force and the maximum distance between the fixed support and the compensator buried in a buried heating pipeline are introduced briefly. Also given for the buried steam pipe composite insulation tube structure