单词：tungsten steel
tungsten steel的用法和样例：
例句
- The company uses the tungsten steel imports by Taiwan.本公司使用的钨钢均由台湾进口。
- We use the ultra fime grain tungsten carbide material imported from GERMANY for producing the drills.本公司的产品是采用德国进口的超微粒碳化钨钢素材，以提升钻头的切削性能。
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