Recent advances of ceramic to metal seal with active metal methods are reviewed in this paper.It puts emphasis on that a good seal quality can also be obtained by active process,if ceramics has been resintering after grinding.是什么意思_Recent advances of ceramic to metal seal with active metal methods are reviewed in this paper.It puts emphasis on that a good seal quality can also be obtained by active process,if ceramics has been resintering after grinding.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句