steel bronze वाक्य

उदाहरण वाक्य

1. Weatherstrippers install a threshold, cut the door and install a sweep or J-hook to the bottom of the door, and nail spring-steel bronze into the doorjamb to seal the gap.
2. He worked also on a smokeless powder, improved cannons and alloys ( his steel bronze was a copper-tin alloy ), and a balloon bomb, used in 1849 against Venice, sent up from a paddle steamer.