hinged arm
[机] 关节臂
hinged core box
[机] 铰接式砂心盒
hinged joint
[机] 铰接头
hinged lever
[化] 铰链杆
hinged molding box
[机] 铰接式砂箱
hinged tray
[医] 铰链托盘
hinged valve
[机] 铰链阀, 合叶阀
hinged-iron ammeter
[电] 绞链铁片安培计