CAUTION: All valve connectors and connecting pipe should be inspected for any breaking, chipping, gouging or other visible damage before proceeding.All joining components must be clean and dry.是什么意思_CAUTION: All valve connectors and connecting pipe should be inspected for any breaking, chipping, gouging or other visible damage before proceeding.All joining components must be clean and dry.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句