短语
牙钻机弯机头
contra-angle handpiece of dental engine
双头弯管机
twin head pipe bender
;
double-headed tube bender
弯头机械
bending machine
小弯头机
return bender
板料端头预弯机
Plate End Crimping Machine
弯头焊接机
elbow pipe welder
压头式弯机
ram type bending machine
小弯头成型机
Return bender
机制弯头
mechanical elbow