速成展性铸铁

【机】 quick malleable iron

速的英语翻译：

fast; invite; rapid; speed; velocity
【医】 tacho-; tachy-

成的英语翻译：

become; fully grown; succeed

展的英语翻译：

exhibit; open up; postpone; put to use; spread out; unfold; unfurl
【医】 abduce; abducent; abduct; abduction

铸铁的英语翻译：

cast iron; wrought iron
【化】 cast iron; ingot iron