大三角扇型影响域
Large triangle affecting region
6-三三溴苯氧基三聚氰酸酯
6-tri tribromophenyl Cyanurate
γ-甲基丙烯酰氧丙基三(三甲基硅氧基)硅烷
trimethyloxysilyl)propyl methacrylate
闭极大三角代数
closed maximal triangular algebras
大三角测量站
great trigonometrical survey station
great trigonomitrical survey station
大三角地震区
huge triangle-angle seismic region
大三维
3D whole-space geophysical expioracion