The Bravais lattice type and parameters of β-Si\-3N\-4 has been determined by using this method.
根据这一方法，测定了β－Ｓｉ３Ｎ４ 晶体的布拉菲点阵及参数。
The computer simulation of the extraction of the three-dimensional lattice;
空间点阵抽取过程的计算机模拟
