关键字: keywords变换: vary; alternate; commutation ...技术: technology; skill; technique ...关键字变换: key transformation关键字变地址: key-to-address transformation变换技术: converter technique主关键字变形字数据集: master key variant key data set光学模拟变换技术: optical analog transform technique智慧墨滴变换技术: vsdt智能墨滴变换技术: variable-sized droplet technology; vsdt关键字: [自动化] keywords快速傅里叶变换技术: fast fourier transform technique双向卫星时间变换技术: two way satellite time transfer technique比-数字变换: analog-dig ital conversion模拟-数字变换: analog-digital conversion数字变换: digital conversion; mathematical manipulation; numerical transformation数字变换器: digital converter; digital translator; digitalizer; digitizer字变换过程: transformation process of word关键字为次关键字: secondary keyfortran关键字: fortran keyword保留关键字: reserved keyword备用关键字: alternate key标题关键字: key word in title并置关键字: concatenated key次要关键字: then by