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reference plane
gen.	Bezugsebene f; Bezugsfläche f; Referenzebene f
construct.	Libellenebene f
earth.sc., mech.eng.	Bezugshöhe f; Niveauflaeche n; Ausgangsflaeche f; Bezugsflaeche f; Bezugsniveau n
gear.tr.	Teilebene f
tech.	Kontrollebene f; Maßbezugsfläche f; Maßebene f
principal reference plane for a body in space
sat.comm.	Hauptbezugsebene eines Weltraumkörpers

reference plane : 23 phrases in 12 subjects

Communications	1
Gear train	1
General	1
Lighting other than cinema	1
Magnetics	2
Mechanic engineering	2
Medical	4
Microelectronics	2
Optics branch of physics	1
Physics	2
Technology	4
Transport	2