代元部分

词组短语

replacement part

与代元部分相关的网络例句 [注：此内容来源于网络，仅供参考]

RESULTS: ADMSCs at passage 3 were positive for CD13, CD59 and CD44, but negative for CD34 and HLA-DR. Chromosomal morphous, structure and number were normal, showing diplont structure. Under the microscope, there were complete Golgi complex, plenty of rough endoplasmic reticulum, and some glycogen granules in cytoplasm.

结果：第3代脂肪间充质干细胞CD13，CD44，CD59均呈阳性表达，而造血干细胞表面标志CD34及成纤维细胞表面标志HLA-DR均呈阴性表达；染色体的形态、结构和数目均未见异常，呈二倍体结构；镜下可见完整的高尔基复合体，数量较多的粗面内质网，部分糖元颗粒分布在胞浆中。

For the raft, an isoparametric element method and VoigtKelvin model are adopted, which can be used to derive viscoelastic element stiffness matrices, a reform of successive approximation of Rayleigh Quotient is used to solve the eigenvalue problem of the composite structure.

对于筏架结构，采用Voiget-Kelvin模型及等参元法，推导了约束阻尼层单元的刚度阵及将Rayleigh商的迭代步骤加以改进的方法来进行特征分析；对于艇体结构与声学介质耦合部分，采用艇体结构的"干"模态作坐标变换。