【纺织；造纸】皮板传送带牵伸装置【纺织；造纸】皮圈牵伸装置

apron

apron

apron (impervious blanket, waterproof blanket)

apron

apron drafting system (apron drawing mechanism, tape drawing mechanism)

apron Hottentot

apron cradle， drafting arrangement，

down-flow apron