• To reduce the kerf width and to improve the kerf quality, the experiments of ceramic cutting with water constricted plasma arc are carried out.

    减小切口宽度提高切口质量进行了再压缩等离子切割陶瓷实验研究。

    youdao

  • In the laboratory, when the seal dives below the surface of the water and stops breathing, its heart beats more slowly, requiring less oxygen, and its arteries become constricted.

    实验室里海豹潜入到水面以下停止呼吸时心脏跳动得需要氧气更少动脉也收缩。

    youdao

  • In the laboratory, when the seal dives below the surface of the water and stops breathing, its heart beats more slowly, requiring less oxygen, and its arteries become constricted.

    实验室里海豹潜入到水面以下停止呼吸时心脏跳动得需要氧气更少动脉也收缩。

    youdao

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