活钩扳手 adjustable hook spanner ; adjustable hook a er

活动车钩 articulated coupling

活钩 [交] slip hook

活钩链段 lengthening piece

吊重物活动大钩 snag hook

系缆活钩 slip hook for connecting rope

活动钩 [昆] movable hook

探纬指活钩 filling feeler trip

活动钩形扳手 adjustable hook spanner