fixed hinged support 固定铰链支座
moveable hinged support 可动铰链支座
rolling hinged support 滚动铰支座
Yieldable hinged support 多铰可缩支架
unmoveable hinged support 不动绞支承
hinged movable support 铰接活动支座 ; 绞接活动支座
hinged immovable support 铰接固定支座
hinged plank support 板铰支座
应用推荐