Drehstabfeder 



60 



dr i 1 1 en 



moving coil, -stabfeder torsion 

 bar spring, -tisch rotating 

 stage, rotator (opt. ). 



Drehung rotation, revolution, turn, 

 angular moti-on, gyration, twist, 

 torsion. -,magneto-opti sehe 

 magneto-optical rotation, mag- 

 netic r., Faraday effect. 

 -.optische optical rotation, 

 rotatory polarization, -.optischen, 

 Umkehrung oder Wechsel der muta- 

 rotation. 



Drehung, Bild- image rotation. 

 Links- levogyration, left-handed 

 polarization, counter-clockwise 

 rotation. Phasen- phase rota- 

 tion, p. shift. Rechts- dextro- 

 rotation, right-handed polariza- 

 tion, clockwise rotation. 



Drehungsdispersion rotatory dis- 

 persion. 



drehungsfrei irrotational, rotation- 

 free. 



Drehungs-kr istal i "twister" crystal. 

 -Schwingung torsional vibration. 

 -vermögen rotatory power. 

 -Vermögens, 'Jmkehrung oder Wech- 

 sel des mutarotation. -winkel 

 angle of rotation; a. of deflec- 

 tion. 



Dreh-wage torsion balance. -Wähler, 

 Heb- vertical and rotary selector, 

 -zapfen pivot, trunnion, journal ■ 

 (of an axle). 



Dreibein tripod. 



dreichöriges Piano trichord piano, 

 three-stringed p. 



Dreidimensional ität tridimensional- 

 ity, three-dimensionality; stereo- 

 scopic property (opt.). 



dreieckig triangular, three- 

 cornered. 



Dreieckrechner triangulator (for 

 trigonometric calculations). 



Dreiecks-kei 1 triangular wedge. 

 -lehre trigonometry, -rechnung. 

 Wind- air-drift triangulation. 



Dreiecksternschal ter delta-star 

 switch. 



Dreier-alphabet three-unit code. 



-stosse triple collisons, three- 

 fold c. 



Dreifachbindung triple bond(ing). 



dreifach(e) Oberharmonische triple 

 harmonic, -(er) Stre i f enf i 1 ter 

 tricolor banded filter. 



drei fachrechtwinkl ig trirectangular. 



Dreif ach-röhre three-unit or three- 

 purpose tube (three independent 

 valves in one bulb), -stecker 

 three-pin plug, triplug. 



Dreif ar ben- 1 euch tdich ten tricolor 

 RD (reflection density) values. 

 -trennung three-color separation. 

 -verfahren tricolor method. 



dreifarbig trichromatic, three- 

 colored. 



Dreifingerregel right-hand rule, 

 thumb rule, Fleming's r. 



dreiflächig three-faced, trihedral. 



Dreifussring tripod ring. 



dreigliedrig trinomial (math.). 

 -(e) Farbgleichung three-color 

 equation, three-stimulus e. 



Drei-Kreisempfänger three-circuit 

 receiver, -punktschal tung 

 Hartley circuit scheme (terminals 

 including center tap of coil con- 

 nected with three electrodes of 

 tube), potentiometer circuit 

 scheme. -Schenkel drossel three- 

 legged reactor or choke coil. 



drei-schenkel ig three-legged, three- 

 limbed, -sei tig three-sided, tri- 

 lateral, triangular, -stell ig 

 three-place. 



Drei stoff system ternary system. 



dreiteilig three-part, tripartite. 

 -(er) Stecker three-point plug, 

 three-way p. 



Drei-teilung trisection, tri- 

 equipartition. -wegehahn three- 

 way tap or cock, -wegeschal ter 

 three-way switch, -wegverbindung 

 three-way connection, -wicklungs- 

 transformator hybrid transformer. 



dreizähl ig trigonal (cryst.); three- 

 fold, triple, ternary. 



Drillachse rotator (quantum theory). 



drillen drill, turn, twist. 



