By process of foaming before sulfuration together with reasonable process, it is possible to work out qualified foam rubber base cloth for fillet clothing on domestic drum sulfuration machine.是什么意思_By process of foaming before sulfuration together with reasonable process, it is possible to work out qualified foam rubber base cloth for fillet clothing on domestic drum sulfuration machine.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句