... door ring lock 门上弹簧锁 door spring lock 门上弹簧锁 hoistway door mechanical lock 厅门机械锁 ...
基于151个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
Our factory professional produces in floor spring, door clip, plastic wheels, hinge, window lock handle and other projects necessary hardware.
本厂主要生产地弹簧，门夹，塑料轮，合页，窗锁，执手等工程配套五金。
youdao
应用推荐
模块上移
模块下移
不移动