Electrical installation
electrical installation bearing
electrooptical instrumentation
electrotechnical drawing
bridge installation instruction
filter installation instruction
installation instruction
Institution institution
electrical and electronical equipment control
electrical contact & electrical arc
electrical technology & electrical engineering
electrical towage & electrical control
electrical-to-electrical connection
Electrochemical-chemical-electrochemical process
International Standard – Grain-Oriented Electrical Steel Silicon Steel Sheet for Electrical Use
one-address instruction; single address instruction
Oral instruction; Oral teaching; Verbal instruction