N → a rare word for disposal, disposition
transactions , arrangement , settlement , treatment , handling
The emphasis is the disposure of the water, the improvement of the pump avoiding the explosion used in the mining, Wear-resistant materials and the escalation of the structure of the products.
重点抓好水处理、矿用防爆泵、耐磨材料、米机等企业的扩能改造，推进产品结构升级。
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