rod & link assy 转向拉杆和横拉杆总成

connecting rod link 连杆铰链

rod-link elevator 杆链式升运器

rod-link chain 杆式链

rod-link conveyer 杆链式输送器

rod-link digger 杆链升运式挖掘机

control rod link 控制杆连接件

rod link head 阀杆连杆接头

X-mode rod-link chain X型杆链