词汇	roll formed steel sheet
释义	roll formed steel sheet 压型铜板
随便看	generator transformer group generator-transformer group Generator-Transformer Group Protection generator-transformer group unit protection generator-transformer-line band generator-transformer protection generator transformer set generator transformer unit generator-transformer unit generator-transformer unit protection generator triode generator trip generator trip signal generator trip test generator truck generator type generator-type current meter generator types generator type tachometer generator-type tachometer generator under-frequency protection generator unit generator-unit generator unit characteristic generator unit electrical supervisory control