U-shape channel

section u-u u-u

U-channel U

“U”Shape Curve

230Th-234U-238U dating

aluminum alloy U-shape workpiece

canal with U-shape section

construction of the U-shape aqueduct

double U-shape myoplasty

improved “U” shape splint

inverted U shape

peripheral surface U channel

stick as ‘u’ shape

Support of steel shed in form of U-shape Injecting

surface U-channel

U shape

U shape bolt

U shape buoyancy tank

U shape buried pipe