unprotected steel
常见例句
- Once the coating is consumed, the unprotected thin sheet steel disintegrates in a few years.
一旦鍍鋅表皮失傚，那麽薄薄的鋼板便失去了保護，幾年之內就會開裂。
blog.sina.com.cn - Results showed that, due to the heat absorbed by the concrete, the temperature field was lower than that of unprotected steel structure;
結果表明：由於混凝土的吸熱作用，鋼梁的溫度明顯低於無混凝土時的裸鋼搆件； 返回 unprotected steel