smeltry

常見例句

• Byusing N.commune and alkali paper,we synchronously monitored the Sulfur Dioxide con-centration inside a smeltry and around it in Baiyin region.
  本文用地木耳和堿片同步監(jiān)測了白銀地區(qū)某冶鍊廠及其四周大氣中的二氧化硫濃度。
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