Chinese ⇄ English Russian

主回路 zhǔ huí lù
el.mach.	primary circuit
met.	major loop
oil	principal circuit
space	main loop
tech.	main circuit; primary loop (件)
主回路【核】 zhǔ huí lù
el.	primary loop
主回［环］路
el.	main loop

主回 路 : 25 phrases in 8 subjects

Agriculture	1
Aviation	3
Electric machinery	2
Electronics	12
Metallurgy	1
Project management	1
Space	2
Technology	3