Micro fluid variable-focus lens  微流体变焦透镜

variable focus condenser  变焦聚光器

variable focus condensor  可变焦距聚光器

variable focus lens  变焦距透镜; [可]变焦距透镜; 变焦透镜

variable focus lens vari-focus lens  可变焦距透镜

variable focus light  可变聚焦光

variable focus objective  可变焦距物镜

variable focus zoom lens  可变焦距透镜

Variable-focus  光学变焦; 变焦

variable-focus lens  变焦透镜

variable-focus system  变焦系统

vari-focus lens variable focus lens  可变焦距透镜

alternating current Variable Voltage Variable Frequency  交流变压变频

explosion-proof variable frequency variable speed  防爆变频调速

function of complex variable complex variable  复变函数

independent variable×subject variable design  自变项×被试变项设计; 自变量×被试变量设计

input variable and output variable  输出变量与输入变量

LMS algorithm with variable step size and variable  变论域变步长LMS算法

stator variable voltage variable speed  定子调压调速