Objective to develop a new kind of bone substitute material mimicking natural bone matrix in both composition and microstructure, applying to repair segmental defect.
目的研制在成分和结构上与天然骨基质高度仿生的新型材料,应用于节段性骨缺损的修复。
According to natural conditions, water source, climate condition, farm crop of the district and social economic etc, the judge matrix is simplified and the consistency is checked.
根据区域的自然条件、水源状况、气候状况、作物种植结构及社会经济条件等因素,对判断矩阵进行了简化、层次排序和一致性检验。
In this paper double series of functions with posititve coefficients are discussed and a natural condition of the convergence is obtained with the aid of matrix methods.
本文利用矩阵方法对二重函数项级数进行讨论,得到了极其自然的收敛条件。
The keratin matrix and the keratin whiskers are extracted from natural keratin fiber.
所述的角蛋白基质和角蛋白晶须均是从天然角蛋白纤维中提取得到。
It exhibits excellent biocompatibility, possesses a natural trabecular structure, biodegradability, no immunogenicity, so TBC is a ideal extracellular matrix material in bone tissue engineering.
由于其具有天然的骨小梁结构,可降解,无免疫原性,是骨组织工程比较理想的支架材料,因此越来越受到重视。
FED is a newer vacuum flat panel display. It would be widely applied by reason of natural and vivid color, short response time, wider view Angle, lower power consumption, matrix location.
FED是新一代真空平板显示器件,由于色彩自然逼真、响应速度快、宽视角、低功耗以及矩阵选址等优点,而应用范围广泛。
FED is a newer vacuum flat panel display. It would be widely applied by reason of natural and vivid color, short response time, wider Angle of view, lower power consumption, matrix addressing.
FED是新一代真空平板显示器件,具有色彩自然逼真、响应速度快、宽视角、低功耗、矩阵选址等突出优点,应用范围广泛。
The natural frequency of the gas column in simple pipelines was solved using the finite element analysis method. The result agreed with that derived with transportation matrix method.
采用有限元分析方法,对简单管道气柱的固有频率进行求解,其结果与用传递矩阵法求得的结果是一致的。
The dynamic transfer matrix can be used for calculation of exact natural frequencies and mode shapes for asymmetrical thin-walled beams and its assemblages.
动态传递矩阵可以用于计算非对称薄壁梁及其集合体的精确固有频率和模态形状。
Matrix step is low by using the finite element transfer matrix method. Natural frequency by calculation approaches to actual natural frequency and the error is allowable.
用有限元传递矩阵法分析火炮身管固有振动特性,矩阵阶次低,计算所得的固有频率与实际固有频率接近,误差在允许的范围内。
The matrix of shale reservoirs is featured by extremely low permeability and there are clustered natural fractures filled with secondary minerals.
页岩气储层的基质渗透率非常低,并且存在次生矿物填充的簇状“天然”裂缝。
An experimental procedure was designed to simulate the reservoir permeability (matrix, natural fractures and induced fractures) reduction as a function of increasing effective stress.
一个实验过程设计模仿水库渗透矩阵,天然的东西是一个增加有效压力的功能断裂和引起破裂减少。
With the help of hydration water and organic matrix, the transition temperature of the aragonite in the shell is lower than the natural aragonite.
贝壳中的文石相在结合水和有机质的“调和”作用下,其相转变温度与天然文石相比下降了很多。
For the shear part, the assumed natural strain method is employed to construct the shear strains to obtain pertinent stiffness matrix and overcome shear locking for thin shell problems.
而剪切部分则采用假设自然应变的方法来获得能克服薄壳下剪切自锁的新剪应变并用于计算此部分的刚度矩阵。
The paper introduces the principle of torsion vibration simulator on turbo-generator rotor system, and computes natural characteristics using Riccati matrix.
介绍了汽轮发电机组轴系扭振模拟系统的设计原则,利用雷卡迪传递矩阵分析计算了汽轮发电机组轴系扭振的固有特性。
The main composition of extracellular matrix of compact bone, collagen fibrils and minerals, were preserved in the natural position and structure characteristic.
密质骨骨基质的主要成分胶原纤维和骨盐仍维持原有形态及结构特征,胶原纤维聚集、排列成规则的网状支架。
By modal stiffness matrix, modal mass matrix and modal frequency, shaft units of simulator is designed. The former three steps natural characteristics are identical with the real units'.
依据设计原则,利用模态刚度矩阵、模态质量矩阵和模态频率相似进行了扭振模拟机轴系的设计,扭振模拟机轴系前三阶固有特性与实际机组轴系扭振动特性基本一致。
The natural biological organism derived materials included mainly collagen, fibrin gelatum, hyaluronic acid, chitin and natural extracellular matrix after acellular disposal, etc.
天然生物衍生材料主要包括胶原、氨基匍聚糖、纤维蛋白凝胶、透明质酸、几丁质及脱细胞处理后的天然细胞外基质等。
In particular, incorporation of bioactive ceramics into polymer matrix is assumed to mimic the composition of natural bone extracellular matrix(ECM), thus can enhance cell growth and response.
针对骨组织的特点,将生物活性陶瓷材料引入聚合物基体形成复合结构,能有效地模拟骨的化学成分,以提高其生物活性;
The derived dynamic transfer matrix can be used for calculation of the exact natural frequencies and mode shapes for thin-walled beams and structures approximated as composed of thin-walled beams.
动态传递矩阵可以用于计算薄壁梁集合体的精确固有频率和模态形状。
Parts transfer equation, parts transfer matrix and system characteristic equation are established and fast calculation problem for natural vibration characteristic of MSW is solved .
建立了金属风暴武器部件传递方程和传递矩阵、系统特征方程,解决了振动特性快速计算难题;
The parameters are introduced based on the natural stress modes of the displacement element, and the method of matrix H diagonalization was introduced to improve the calculation of the natural.
本文在位移元本征应力模式基础上引进调节参数,同时,利用矩阵H对角化方法计算杂交元应力子空间的本征应力模式,然后由此方便有效地计算特征值,从而大大提高了计算效率。
A novel fiber reinforced composite with natural vegetable fiber as reinforcer and benzylated wood sawdust as matrix was studied.
通过苄基化,木粉被转化为热塑性材料,然后与剑麻纤维混合,热压成型制得剑麻纤维增强苄基化木纤维基复合材料。
The dynamic stiffness matrix method is a powerful means of solving vibration problems in structural engineering, particularly when higher natural frequencies and better accuracies are required.
动态刚度阵法被广泛的应用于工程结构振动分析中,尤其是在需要获得更高阶频率和更高精度的振动问题时。
The dynamic stiffness matrix method is a powerful means of solving vibration problems in structural engineering, particularly when higher natural frequencies and better accuracies are required.
动态刚度阵法被广泛的应用于工程结构振动分析中,尤其是在需要获得更高阶频率和更高精度的振动问题时。
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