buckle fold造句

Some domestic workers expound that the hinge and inflexions shifting of early fold as a mechanism of superposed normal buckle fold and three basic types of superposed normal buckle fold.

Common are the following: buckle hook buckle, buttons, snaps, folding belt, butterfly clasp, buckle, buckle folding.

Combination folder: A machine combining a knife and buckle folder.

Knife folding method of folding sheets of paper by means of a knife pushing the sheet through a pair of inwardly rotating rollers see buckle folding.