It is proved through test of nation akl technical standards that the spiral wound gaskets made by the plant can meet or exceed the technical requirements of the national and foreign standards.是什么意思_It is proved through test of nation akl technical standards that the spiral wound gaskets made by the plant can meet or exceed the technical requirements of the national and foreign standards.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句