Probe, Schlag- 



218 



Prüfgenerator 



test, scratch t. Schlag- impact 

 test, blow t., percussion t. 

 TiefzIeh- cupping test, cuppabili- 

 ty t. (piece or specimen). Ton- 

 sound test; tonsil t. (in re- 

 cording voice of a singer). 

 Zerreiss- tensile test, breaking t., 

 rending test (specimen). 



Probe-abdruck proof, proof print, p. 

 sheet, -aufnähme test picture, 

 trial shot, -entnähme sample tak- 

 ing, sampling (at random). 

 -machen testing, assaying. 

 -nehmen sampling. 



Probenglas specimen glass, s. tube. 



Probe-objekt specimen, -saal re- 

 hearsal hall, -stuck specimen, 

 sample, test piece, -ziehen 

 sampling. 



Problergefass testing vessel, assay- 

 ing V. 



Prof il,Feld(stlirken)- field pattern 

 (often mapped in an electrolytic 

 tank). -Tragflügel- aerofoil 

 section. 



Prof 1 1-begrenzung contour line, 

 boundary of a section or profile. 

 -prUfer (electronic) prof ilometer. 

 -Stempel profile stamp (surface 

 pressing). 



Projekt Ion, flächentreue equal-area 

 projection (mapping) Dia- oder 

 Diapositiv- lantern slide projec- 

 tion. Durch- back projection. 

 Gross- large-picture projection 

 Tiork (with magnascope, etc. ) 

 Hintergrund- background projection. 

 Kegel- conical projection (of a 

 map). Merkatorkarten- Mercator 

 projection, cylindrical p., 

 orthomorphic p. 



Projektions-anlage.RUck- back pro- 

 jection equipment; re-p, apparatus, 

 -aussteuerungsanzelger projected 

 volume indicator, -bl 1 dschrelbröhre 

 projection-type television receiver, 

 -fenster projection aperture, p. 

 gate, -spule projection coil, 

 -tubus projection tube (micr. ) 



Propel 1 er, Verstell- feathered (varia- 

 ble-pitch) propeller or airscrew. 



proport ional , umgekehrt od. verkehrt 

 inversely proportional. 



Proportional I tätskonstante constant 

 of proportionality. 



Prozent, Gewichts- percent by weight. 

 Raum- percent by volume. 



Prozentgehalt percent content, per- 

 centage. 



prozentuale Aussteuerung percentage 

 modulation, m. percentage. 



Prozess manufacturing process or 

 method; action, lawsuit, cause, 

 suit, trial, legal case, court c. 

 (law). Anfechtungs- contested 

 action. 



Prozess-kosten law costs, c. of 

 proceedings, c. of a legal action, 

 -ladung writ of summons. 



prüfen, nach- re-examine, re-check, re- 

 test. 



PrUfer,Erlchsen- Erichsen cupping 

 machine. Glatthelts- smoothness 

 meter, glossimeter. H'ärte- 

 hardness tester (Brinell, Rockwell 

 sclerometer and scleroscope). 

 LI cht sinn- visual photometer. 

 Linsen- lensometer. Material-, 

 el ektron i scher aniseikon. 

 Oberf lachen Spannung s-( nach Abreiss- 

 methode) adhesion-balance type of 

 surface tensiometer. Profil- 

 (electronic) prot ilometer. 

 Rauhe Its- smoothness meter (deter- 

 mines degree of polish), glossime- 

 ter, prof ilometer. Rltzhürte- 

 sclerometer, scratch hardness 

 tester. Röhren- tube checker, t. 

 tester, stromschluss- continuity 

 tester. Tonhöhe- tonvariator. 

 Universal- multiple-purpose tester, 

 multimeter. Windungsschluss- 

 (inter-)turn short-circuit tester. 



PrUfbank (lens) test bench (opt.). 



prllfen test, assay, probe, try, prove, 

 examine, inspect, verify, scru- 

 tinize. 



PrUf-feld test field, proving ground, 

 -feld, Stoss- potential impact, 

 flash or impulse testing field, 

 -generator signal generator, 

 test oscillatcr, all-wave o. 



