Engineering
Noise Barrier
100%
Road
54%
Sound Absorption
39%
Acoustic Performance
34%
Pavement
30%
Railway
26%
Road Surface
26%
Work Package
25%
Sound Insulation
22%
Member State
19%
Field Measurement
19%
Term Performance
17%
Electric Vehicle
17%
Technical Specification
16%
Sound Absorption Property
15%
Sound Field
15%
Test Method
15%
Boundary Element Method
14%
Close Proximity
12%
Progress Report
12%
Field Condition
12%
Sound Propagation
12%
Directivity
12%
Hybrid-Electric Vehicle
12%
Electric Vehicles
12%
Sound Source
12%
Real Life
11%
Airborne Sound Insulation
7%
Situ Measurement
7%
Exterior Noise
6%
Special Attention
6%
Technical Committee
6%
Repeatability
6%
Band Gap
6%
Road Transportation
6%
Periodic Boundary
6%
Rolling Resistance
5%
Impact Noise
5%
Skid Resistance
5%
Absorption Property
5%
Impulse Response
5%
Free Field
5%
Hybrid Electric Vehicle
5%
Physics
Sound Transmission
46%
Sound Insulation
27%
Noise Abatement
27%
Far Field
24%
Acoustic Property
21%
Boundary Element Method
18%
Sound Field
13%
Directivity
12%
Flat Surface
12%
Noise Propagation
6%
Sound Propagation
6%
Soundscapes
6%
Sound Wave
6%
Energy Gaps (Solid State)
6%
Electric Hybrid Vehicles
6%
Sound Measurement
6%
Road Traffic
6%
Reverberation
6%
Photonic Crystal
6%
Plane Wave
6%