通过分析得出其合理的T型接头形式和施焊方法，为压力容器中此类焊缝的焊接提供参考作用。
The reasonable joint shape and welding process are obtained, whi ch is to provide better reference for the welding technology of this seam.
塑料管道系统。热塑塑料压力管道用的弹性密封环型接头和机械接头。外部液压条件下防漏密封试验方法。
Plastics piping systems. elastomeric sealing ring type joints and mechanical joints for thermoplastics pressure piping. test method for leaktightness under external hydrostatic pressure.
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