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unfired fusion welded pressure vessel

英 [ˌʌnˈfaɪəd ˈfjuːʒn ˈweldɪd ˈpreʃə(r) ˈvesl] 美 [ʌnˈfaɪərd ˈfjuːʒn ˈweldɪd ˈpreʃər ˈvesl]

网络  非直接火焊接压力容器

化学

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