滕寧 的英文怎麼說
中文拼音 [téngníng]-
The results show the comprehensive quality of geological environment of jining and tengbei mining areas is graded as level, that of yanzhou and tengnan mining areas is graded as level and level respectively
結果表明，濟寧礦區和滕北礦區的地質環境綜合評價等級為級（較輕） ，兗州礦區和滕南礦區分別為級（較重）和級（重） 。
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