дротові загородження
barbed wire obstacle
tactical wire obstacle
wire entanglement / obstacle
ready-made wire obstacle
wire cutter frog, wire cutter pouch
guy wire / guy-wire
antiboat obstacle
antipersonnel obstacle
antipersonnel obstacle breaching system (APOBS)
antitank obstacle
antivehicular obstacle
artificial obstacle
beach obstacle
composite obstacle
concrete obstacle
demolish an obstacle
incendiary obstacle
log obstacle
man-made obstacle
mine obstacle
natural obstacle
obstacle belt/ course
obstacle development
obstacle race
obstacle(s)
parachute obstacle
passive obstacle
physical obstacle
portable obstacle
protective obstacle
reactive obstacle
river line obstacle