first floor

n.

第一层；

复数：first floors

first floor
Propagation of Earthquake Waves in Buildings with Soft First Floor
Residential building with non-breezeway entrances to side first floor units
Derivation of Damage Formula about First-floor Column and Analysis of Numerical Simulation as Conventional Bomb Explosion on the Gro...
Application of Isolation Technology on the Top of Columns for First-floor Weak Frame-structure
Seismic analysis of first-floor column top isolation structures subjected to near-field ground motions considering P-Δ effects
Limit states of RC structures with first floor irregularities
Study on test of dynamic properties for a first-floor isolation structure
Height-adjustable boot floor system for vehicle has first floor with at least one second additional floor which can move on upper si...
Flood Damage Analysis: First Floor Elevation Uncertainty Resulting from LiDAR-Derived Digital Surface Models