嗯,又查了,德国的专利(DE840344C)好像也只是酸菜做法呀(见下)。我的德文早还给老师了,等老枪吧 ;-)
本帖于 2025-07-02 12:43:54 时间, 由普通用户 最西边的岛上 编辑
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2025 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy