English ⇄ Russian +

single tee stresses
nautic.	тройник с кривым вводом
shipb.	тройник

single tee : 18 phrases in 8 subjects

Automated equipment	3
Mechanic engineering	3
Metallurgy	2
Occupational health & safety	1
Seismology	1
Technology	2
Transport	2
Welding	4