buckle fold

基本解釋

Folding is based on one of two principles:knife- folding or buckle- folding , and the two may be combined in.
折紙的原理不外乎兩個(gè)：刀氏折或山氏折，這兩個(gè)方式可以結(jié)合于一部機(jī)上。
Parallel folding can be operated for two times with the buckle plates. Its mode of folding includes parallel fold, concertina fold and letter fold.
在采用柵欄折頁(yè)時(shí)可進(jìn)行兩次平行折頁(yè)，折頁(yè)方式為平行折、風(fēng)琴折、包芯折；
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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.
刀式折頁(yè)用刀把紙推過(guò)一對(duì)向內(nèi)旋轉(zhuǎn)的滾軸而把紙屈折的方法。參閱?wèn)艡谑秸垌?yè)。