reciprocating steam fire pump
reciprocating steam fire pump
[消防英汉词典]
reciprocating steam fire pump【消】往复式蒸汽消防泵
是什么意思，reciprocating steam fire pump的解释，reciprocating steam fire pump的翻译
reciprocating steam fire pump
[消防英汉词典]
reciprocating steam fire pump是什么意思，reciprocating steam fire pump的解释，reciprocating steam fire pump的翻译