蒸汽机车易损零件用青铜铸件的英文

standard specification for bronze castings for

• 蒸汽机车:    bullgine; steam lo ...
• 易:    easy
• 损:    decrease; lose
• 零件:    part; element; det ...
• 用:    40分钟跑完全程 run the c ...
• 青铜:    bronze
• 铸件:    foundry goods; fou ...