共找到 3 条与 相关的标准,共 1 页
This standard deals with locking pieces for air vent and drain for oil on transformers.
Transformers; locking pieces for air vent and drain for oil
Przedmiotem normy s? terminy i definicje dotycz?ce technologii produkcji, chowu i hodowli trzody chlewnej.
Porcines. Terminology
Transformers; oil trap DN 25; requirements and test
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