单词	角矩阵
释义	角矩阵angular matrix
随便看	sigmatron sigmatropic sigmatropic rearrangement sigma-t｛=σt｝ sigma unit sigma value sigma virus sigma virus,sigmavirus sigma welding sigma welding (mig welding sigma welding (mig welding, metallic inert gas arc welding) sigma-θ｛=σθ｝ sigma中心信息保存与检索系统 sigma程序环境 sigma记忆 sigma记忆--总和内存 sigma｛=σ｝ coordinate sigmet sigmet information sigmic sigmistes caulias rutter sigmistes caulias rutter，1898；英：kelp sculpin sigmistes rutter sigmistes rutter，1898 sigmistes smithi schultz