• 黑色乌木工作的时候,反射的闪了她的眼睛,她刺破了她的手指滴血滴雪里。

    Her netting-needle was of black ebony, and as she worked, and the snow glittered, she pricked her finger, and three drops of blood fell into the snow.

    youdao

  • 聚烯烃单一组分树脂 制得薄膜表面散射具有大粗糙度 表面态结构引起。

    Surface scattering of matt films and the pure resin films are determined by their surface textures, the surface textures of one-component films are formed by two origins;

    youdao

  • 聚烯烃单一组分树脂 制得薄膜表面散射具有大粗糙度 表面态结构引起。

    Surface scattering of matt films and the pure resin films are determined by their surface textures, the surface textures of one-component films are formed by two origins;

    youdao

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