... 框架弹簧床垫套 box spring mattress cover 弹簧支承套 spring support sleeve 弹簧膝关节束套 KNEE STABILIZER ...
基于58个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
An air spring having a flexible sleeve is mounted between a pair of movable support components to maintain the components in a spaced relationship.
空气弹簧具有灵活的袖子被安装可移动之间的支持组件对维持一间隔关系的组成部分。
youdao
应用推荐
模块上移
模块下移
不移动