knitted fabrics短语¹⁴⁴⁹⁷²⁺² 基本例句 针织物原型knittedfabric的复数 The FFT Fast Fourier Transform technique is applied to process the image of knitted fabrics to get the frequency of needle loops in order to measure the density. 采用 FFT快速傅立叶变换对针织物进行图像处理，并利用提取的针织线圈的空间频率信息来测量针织物的密度。 chemyq