头带受话器耳机 earphone
头戴耳机头盔 headpiece
头戴受话机 headpiece
头戴受话器 headband; headphone; head telephone; head piece; Headgear; headset; earphone
双耳机受话器 bitelephone receiver
监听头戴耳机 monitor headphone
头戴耳机 head phone; headphone; head phone=headphone; Can; headgear headphone
双耳受话机 biphone
双耳受话器 bi-telephone; double tail-phone receiver
按钮电话受话机 push button telephone receiver
电话受话机 telephone receiver
手机受话器 cell phone speaker
电话受话器 Telephone; earphone receiver of
半沉头机器螺钉 oval countersunk fillister head machine screw
半圆头机器螺丝 snap head machine screw
表情机器头 emotional robot head
镀镍低碳钢平头机器螺丝 nickel-plated mild steel countersunk head machine screw
镀镍低碳钢圆头机器螺丝 nickel-plated mild steel round head machine screw
镀锌沉头机器螺丝 galvanized mild steel countersunk head machine screw