...偶联有蛋白质激酶Aurora A的微小磁珠在非洲爪蟾卵抽提物中组装成的纺锤体，证明了一种富含生物膜的纺锤体基质（spindle matrix）的存在，并发现B型核纤层蛋白（Lamin）也是其中的一个重要成分。
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To parallel spindle mechanism as a research object, the kinematics equation of parallel spindle mechanism is established, and the Jacobian matrix is presented.
以该机床并联主轴模块为研究对象，建立了主轴机构运动学方程，并给出了机构的雅克比矩阵。
Based on the model of concentralized parameters, by means of transfer matrix method created by authors a computer program to analyze the dynamic behaviour of machine tool's spindle.
在集中参数模型的基础上采用传递矩阵法，编制了计算机床主轴部件动态性能的计算机程序。
The least square solution and minimum mean square error(MMSE) solution for roundness error and spindle error was derived by measurement matrix in frequency-domain.
这种方法利用频域测量矩阵直接给出了圆度形状误差和回转误差的最小二乘解或最小均方误差解。
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