section iron造句
例句與造句
- Both buildings rely on H-section iron columns at the perimeter, which support the floors and cladding.
- Heavy section iron, cast in the foundry was used in two iconic structures : Tower Bridge, crossing the river Thames in London, and the Eddystone Lighthouse.
- The Surrey Iron Railway was engineered by William Jessop, who had invented L-section iron rails in 1790, as an improvement on the wooden-railed wagonways which had been used in mines for centuries.
- It's difficult to find section iron in a sentence. 用section iron造句挺難的