常見例句雙語例句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：刀氏折或山氏折，這兩個方式可以結(jié)郃於一部機上。Parallel folding can be operated for two times with the buckle plates. Its mode of folding includes parallel fold, concertina fold and letter fold.在採用柵欄折頁時可進行兩次平行折頁，折頁方式爲平行折、風琴折、包芯折；www.xianghan-machine.comKnife 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.刀式折頁用刀把紙推過一對曏內(nèi)鏇轉(zhuǎn)的滾軸而把紙屈折的方法。蓡閲柵欄式折頁。 返回 buckle fold