... go into the melting pot 经受锻炼 iron melting pot 铁制熔锅 melting pot discussion 大熔炉讨论 ...
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cast iron melting pot 生铁熔化锅
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Using planetary gear reducer insteads of worm and worm wheel reducer in the pouring mechanism of melting cast iron pot. It had been used in practice and got its economic result.
用小型行星减速机构代替蜗轮蜗杆减速传动装置，为铸造厂铁水包倾倒机构解决了一项生产难题，在生产中取得效益。
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