A. X. Vаxidov, D. A. Abdullaеva

Chapter VII. Role mechanisms of automatic       
121 
7.1. 
Main idea of role mechanisms and their varicosity   
121 
7.2. 
Electric role mechanisms   
123 
7.3. 
Modern electro role mechanisms       
123 
7.4. 
Electromagnetic role mechanisms     
127 
7.5. Electromagnetic 
drivers            
128 
 
Chapter VIII. Automatic regulators    
131 
8.1. 
Main idea about automatic regulators       
131 
8.2. 
Proportional regulators     
132 
8.3. 
Integral regulators      
134 
8.4. 
Proportional integral regulators        
134 
8.5. Proportional 
diferensional regulators       
136 
8.6. Gidravlic 
regulators 
137 
 
Chapter IX.Automatic regulation systems and technical 
principles   
141 
9.1. 
Main idea about quantity and their value 
141 
9.2. Value 
of 
elements 
and finding new quantities 
143