Special preparation of packagings for testing., erther vented closures shall be replaced by similar non-vented closures or the vent shall be sealed.是什么意思_Special preparation of packagings for testing., erther vented closures shall be replaced by similar non-vented closures or the vent shall be sealed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句