• 12岁那年听了表姐克莱尔的演奏后,我开始学吹单簧管,并且全情投入,每天要练3到6个小时。

    I took up the clarinet at age twelve after hearing my cousin Claire play, and practiced with total dedication, between three and six hours a day.

    youdao

  • 通过对物料、热量平衡的计算得出全氧高炉喷吹高氢燃气工艺风口理论燃烧温度。

    Through calculating the balance of material and heat, the theoretical temperature of combustion of blowing tuyere in the co- injection of natural gas with pure oxygen BF process was stud-ied.

    youdao

  • 通过对物料、热量平衡的计算得出全氧高炉喷吹高氢燃气工艺风口理论燃烧温度。

    Through calculating the balance of material and heat, the theoretical temperature of combustion of blowing tuyere in the co- injection of natural gas with pure oxygen BF process was stud-ied.

    youdao

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