binder

[胶粘] 粘合剂；活页夹；装订工；捆缚者；用以绑缚之物英释中释na removable cover for holding loose sheets of paper, magazines etc

1 organic binder,有机粘结剂

2 asphalt binder,沥青结合料；沥青粘结剂，沥青胶泥

3 ring binder,扣眼活页夹