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- nacre matrix 骨髓基质干细胞
- 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。
- 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
- Ingredients:Nacre Powder, Mica Powder, Talc, etc. 成份:珠光粉、云母粉、滑石粉等。
- As a result, nacre thickness is sometimes just a cosmetic layer that can wear thin over time. 所以真珠质的厚度就像脸上化妆品，不久就会磨薄了。
- 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 outer surface of sea cultured pearl's nacre is composed of polygonal tablet of aragonite and organic matrix sheet. 海水养殖珍珠的表层微形貌呈现以文石晶体及壳角蛋白膜为结构单元组成的按一定方式排列的层状或阶梯状的结构或形态。
- The cross section of nacre is brick-wall type,the mineral bridge was discovered in the organic matrix layers of nacre. 珍珠层侧向成层排列,并发现矿物桥随机的分布于有机质中。
- Nacre with microlaminate structure is composed of polygonal tablet of aragonite and minor organic matrix (< 5%). 珍珠层是由多边形文石板片和少量有机质(<5%25)组成的兵微层理的结构单元，可分为砖墙型和堆垛型两种类型。
- The uniform matrix of hyaline cartilage. 透明蛋白透明软骨的母体组织
- Objective To study the extractive technique of amino acid in nacre. 目的研究珍珠母中氨基酸的提取工艺。
- The basis matrix B is unimodular. 基矩阵b是幺模的。
- There is much comparability between pearl and nacre in shells. 珍珠与贝壳珍珠层具有较多的相似性,但也存在很多不同。
- The lumped mass matrix is a diagonal matrix. 集中质量阵是一个对用阵。
- The nodal matrix now has the convenient form. 现在结点矩阵具有下面方便的形成。
- The square matrix is called a diagonal matrix. 该方矩阵称为对角矩阵。
- We now omit the prime on the matrix elements. 我们现在把各矩阵元素上的一撇略去。
- The concept of a matrix arises in application. 在实际中产生了矩阵概念。
- The oyster covers the piece of shell with a pearly substance known as @nacre. 牡蛎分泌一种叫做“珠母贝”的珍珠状物质覆盖那一小片贝壳。
- The matrix is defined as the reciprocal of A. 该矩阵定义为A之逆矩阵。
