Visual Basic Visual Basic

double Z-source voltage source inverter(DZVSI)

source to source transformation

Source-to-Source

source-to-source conversion

2D visual programming environment

3 D visual system

3D visual

3D visual design

3D Visual GIS

3D visual image

3D visual reconstruction of vessels

3D visual scenes

3D visual simulation

3-D visual system

3D visual trees

a primary standard facility of diffuse visual transmission density

ability of audio- visual education

absolute visual field

absolute visual threshold