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- The zero or null matrix denoted by 0 is definde as a matrix all of whose elements are zero. 如果一个矩阵的所有元素都为零,则称它为零矩阵。
- The state or quality of being null. 无效无效的状况或性质
- The act of making null and void. 废除使 ... 作废和无效
- A term sometimes applied to a stylus in a thermal matrix printer. 有时用来指热敏点阵打印机的触针的一个术语。
- Neither the singular value decomposition (SVD) of the equivalent channel nor the power allocation is needed in the BS, once it obtains the nulling matrices. 基站得到零空间矩阵后,不需要对等效信道进行奇异值分解、功率分配等复杂操作;
- The contract was null and void because it was not signed. 这个合同无效,因为它尚未签字。
- The court ruled that the claim was null and void. 法庭裁决此项要求无效。
- The number of rows or columns in a determinant or matrix. 行列数行列式或矩阵中行或列的数目
- null matrix 零矩阵
- The marriage was declared null and void. 婚姻已宣告无效了。
- The null subset corresponds to the term 1. 空集则对应于常数项1。
- A null reference pointer was passed to the stub. 向占位程序传送了空的索引指针。
- A matrix used in constructing a symbol or character image on a display screen. 用来在显示屏幕上构造出一个符号或字符图象的一种点阵。
- The agreement was declared null and void. 这个协议被宣布无效。
- A promise obtained by force is legally null. 一个以武力获得的契约在法律上是无效的。
- The operator O is the null operator. 算符O是零算符。
- The uniform matrix of hyaline cartilage. 透明蛋白透明软骨的母体组织
- A null field descriptor is the descriptor that forms the blank division in export. 一个空白字段描述符是在输出中形成空格的描述符。
- The basis matrix B is unimodular. 基矩阵b是幺模的。
- The column '%.*ls' in table '%.*ls' cannot be null. 表 ''%253!'' 中的列 ''%251!'' 不能为空。