Technical Language (زبان تخصصی)

1- 504 Essential word 

2- Baron's Essential Words for the TOEFL 

3- VOBABULARY of (English for the student of Power, Electronics, Control & Communication- Manoochehr Haghani)    

       - unit 2  

       - unit 3 

       - unit 6

       - unit 8  

       - unit 11

       - unit 13 

       - unit 16