Related by context. Frequent words. (Click for all words.) 67 laminar 62 venturi 61 airflow 60 airfoil 59 impeller 59 cavitation 56 combustor 56 toroidal 56 combustion chambers 55 radome 55 viscosity 55 humidification 55 spray nozzles 54 rotor 54 ultrasonics 54 impellers 54 recirculation 54 fume hoods 54 spray nozzle 54 airstream 54 hydrostatic pressure 54 overpressure 53 combustion chamber 53 ducted 53 underfloor 53 dielectric strength 53 corrosion resistance 53 washdown 53 sinusoidal 52 valvetrain 52 kPa 52 MPa 52 hydrostatic 52 thermal dissipation 52 HEPA filters 52 ionisation 52 viscoelastic 52 ailerons 52 polymerisation 52 processability 52 solenoid valves 52 condenser 51 μm 51 dispersive 51 uncooled 51 electrically heated 51 corrosive environments 51 actuator 51 injector 51 cryogenic temperatures 51 bilayer 51 hysteresis 51 torsional 51 actuation 51 VSWR 51 microchannels 51 vanes 50 absorbance 50 PVDF 50 droplet size 50 nozzles 50 pulsation 50 membrane 50 interfacial 50 combustion 50 nozzle 50 isotropic 50 outgassing 50 surface roughness 50 dopant 50 attenuators 50 evaporative 50 centrifugation 50 isothermal 50 passivation 50 actuators 50 aerodynamic efficiency 50 ferrite 49 laminations 49 fluoropolymer 49 reactant 49 EMI RFI 49 gaseous hydrogen 49 transmittance 49 magnetic flux 49 brushless 49 valving 49 ductility 49 thermally conductive 49 resonator 49 viscosities 49 windings 49 crosslinking 49 downlight 49 sunshield 49 LVDT 49 elastomeric 49 unpowered 49 anterior chamber 49 torsional rigidity 49 HEPA filter