main diagonal block 主要对角块
diagonal block matrix 块对角矩阵
dominant diagonal block 优势对角分块
block diagonal matrix [数] 分块对角矩阵 ; 块对角矩阵
block diagonal dominance 分块对角占优
Block-diagonal 区块对角化
block diagonal matrices 分块对角矩阵
a block diagonal structure 块对角结构 ; 一个块对角结构
block diagonal 分块对角 ; 块对角模型
Meanwhile, well operators considered drilling a relief well: a diagonal well intersecting the original that could be filled with mud or concrete to block the flowing oil
同时，钻井操作员们考虑钻一条减压井：原来的井斜角交错，钻井里可能充满了泥浆或混凝土块，阻塞了石油的通畅。
The objective of designing the two buildings is to create double exposure, diagonal views and transparency on all the levels of the block.
两栋大体量建筑的设计旨在给所有楼层的户型创造双重朝向、视觉穿透性和通透的效果。
It is proved that the stiffness matrix of the finite element solution is a block diagonal matrix and its elements are some symmetric and block circulant submatrices.
证明了有限元求解的刚度矩阵是一个块对角阵，且其子矩阵是某种对称、块循环矩阵。
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