French artist and inventor of the daguerreotype process for obtaining positive photographic prints.达盖尔,路易斯·雅克·曼德1789-1851法国艺术家和发明家,发明了银版摄影术,能洗出照片的正画来.The inventor of the daguerreotype is a French artist.银版照相的发明者是位法国艺术家。D...
全息图可以通过反转显现出逆像。The hologram can be flipped to show the inverse image.我们可以用各种方法来实现这种必要的粒子数反转.The necessary population inversion can be achieved in a variety of ways.在音像拷贝中,色调值是反转的.In a negative copy the tonal values are r...
人们给它起过各种各样的名称, 如 “ 基质 ” 、 “ 透明质 ” 等等.It has been given a variety of names, such as " ground substance ", " hyaloplasm ", and others.成份: 胶原蛋白 、 透明质酸 、 野菊花提取液 、 熊果苷等.Ingredients: Collagen, hyaluronic acid, chrysanthemum ex...