An expression for the mean and covariance matrix of normal random matrix polynomial is derived by applying the method of matrix differentiation to generating function.
本文应用对母函数微分的方法得到正态随机矩阵多项式的均值与协差阵的表达式。
It is suspected that the defect of embryo matrix inhibits either the migration of neural crest cell or the differentiation and maturation of ICC.
我们推测胚胎基质的某种缺陷不仅损害了神经嵴细胞的移行，也影响ICC的分化和成熟。
The osteoblast differentiation process is precisely controlled by a series of hormone and genes in the bone matrix.
而成骨细胞分化过程受到骨基质中一系列激素和因子的精确调控。
Negative reaction was found in the mature and ossified bone matrix and hypertrophic chondrocytes which were in the late stage of differentiation.
而在成熟骨化的骨基质和分化末期的肥大软骨细胞中，染色呈阴性。
BMP may induce mesenchymal cells to differentiate into chondrocytes, promote the synthesis of extracellular matrix and inhibit the terminal differentiation of chondrocytes.
BMP分子可以诱导间充质细胞分化为软骨细胞，促进合成细胞外基质，抑制软骨细胞的终末分化。
The polypeptide growth factors were found to play an important role in the migration, growth, proliferation, differentiation, and synthesis of protein and matrix of the PDLC.
多肽生长因子在PDLC的移行、生长、增殖、分化、蛋白质和基质合成上均起着重要作用。
In this paper, a method of operational matrix of differentiation is introduced in the identification of coefficients of linear distributed system by using Chebyshev series and least squares.
本文提出一种微分运算矩阵法，通过切比雪夫级数和最小二乘法辨识线性分布参数系统的参数。
Conclusion: Enamel matrix proteins may be used as an osteoinductive agent, due its enhancing effect on adipose-derived stem cells proliferation and osteogenic differentiation.
结论：釉基质蛋白可作为一种成骨诱导剂，能有效增强大鼠脂肪源性干细胞体外增殖活性并诱导其成骨分化。
Inverse Jacobi matrix of robot was obtained by means of the differentiation with respect to input and output equations for positions of 6-sps typed parallel robot.
通过对6 - SPS型并联机器人位置输入输出方程微分，获得机器人逆雅可比矩阵。
Inverse Jacobi matrix of robot was obtained by means of the differentiation with respect to input and output equations for positions of 6-sps typed parallel robot.
通过对6 - SPS型并联机器人位置输入输出方程微分，获得机器人逆雅可比矩阵。
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