习题4-3Single Choice
岩浆岩的构造是指因岩石中不同矿物组分的分布与排列反映出来的外貌特征,下列示意图中，三种分布与排列方式依次对应的是（）？The structure of magmatic rock refers to the appearance characteristics reflected by the distribution and arrangement of different mineral components in the rock. In the following schematic diagram, the three distributions and arrangements correspond to
①分布均匀排列定向Uniform distribution and orientation、②分布均匀排列随机Evenly distributed random、③分布不均匀排列随机Uneven distribution random