您要查找的是不是：
- 块H矩阵 block H-matrix
- 块H-矩阵 block H-matrices
- 块H-矩阵的刻画 Equivalent Conditions of Block H-Matrices
- 块 lump
- 块H-矩阵的简捷判据 Some simple and convenient criteria for block H-matrices
- 一块 piece
- 块H-矩阵与块矩阵的谱 Block H-Matrices and Spectrum of Block Matrices
- 滑块 rocker die
- 小块 knob
- 大块 hunk
- 垫块 cushion block
- 块钱 yuan
- H矩阵 H matrix
- 一块钱 smacker
- D-H矩阵 D-H matrix
- 挡块 limit stop (ls)
- 块的 lump
- 非奇H-矩阵 nonsingular H-matrix
- 压块 bale
- 砌块 building blocks
