spring steel leg造句

例句与造句

1. Its mainwheels are fitted with hydraulic brakes and mounted on spring steel legs from the fuselage.
2. Standing above the surface on the coronet of spring steel legs, they would tilt toward a bulldozer blade when pushed before detonating and firing the forged fragment toward the vehicle.
3. The second prototype, which flew in 1976, retained the retractable nosewheel but had fixed, spatted mainwheels on thin, cantilever, spring steel legs mounted on the lower fuselage to save weight and reduce complexity.
4. It's difficult to find spring steel leg in a sentence. 用spring steel leg造句挺难的