本機(jī)特點(diǎn)（FEATURE） 全新改良機(jī)種 本機(jī)為FW787之全新改良機(jī)種，具有速度快、差動(dòng)量大及零件強(qiáng)制給油設(shè)計(jì)，耐磨性高等優(yōu)點(diǎn)。 The FW780 is a new upgraded model of FW787 which offers super high speed operation,bigger differential feed dog ratio and the parts have high resistance of wear form the new lubrication system. 左切刀切布邊功能 全新設(shè)計(jì)之FL（左切刀）切布邊功能，好操作、穩(wěn)定性佳。 All new designed of left hａnd side fabric trimmer cut the extra fabric in easily and stable 透明吸布屑管設(shè)計(jì) 透明吸布屑管設(shè)計(jì)，可輕易觀察風(fēng)管內(nèi)部布屑排放情況。 The limpid waste fabric suction tube design is easy to check the waste fabric in the tube which have been voided or not. 一體成形開口式固定風(fēng)管設(shè)計(jì) 采用一體成形開口式固定風(fēng)管設(shè)計(jì)，安裝容易且外型美觀。 The body forming open type suction tube installs in easy and beautiful. 適用于各式針織品、T桖、汗衫之下擺工作（附左修刀修齊布邊后，再進(jìn)行下擺車縫工作） Applicable to all kinds of knitwear,T-shirt &;; Underwear for hemming stitch.(The left hａnd side fabric trimmer cut the extra fabric of edge to make it even for hemming.) | 
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