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Taking the spring of coupled pendulum s as an uniform elastic rod, characteristic equations are derived for symmetric normal mode and antisymmetric modes.

将耦合摆弹簧作为弹性均匀杆，导出了对称简正模与反对称简正模的本征方程，给出各角频率值的近似式，并进行了讨论

ThyA. ctxB was also cloned in this plasmid to elicit anti-toxin immunal response. This improved vaccine candidate derived from IEM101 is named IEM108.which can elicit both antibacterial and antitoxic immunity.

并采用以管家基因thyA为选择压力的质粒-染色体致死平衡系统使之稳定表达，构建生物安全的抗菌抗毒基因工程活菌苗，该菌苗株命名为IEM108。

I explored the apanage ownership of biogenetic resources, and put forward the concepts of meta-property right, derived property right and rights of modification of biogenetic resources.

摘 要 本文探讨了生物遗传资源的属地所有权原则，并提出了生物遗传资源的元所有权与衍生所有权、生物遗传资源的修饰权。

These findings suggest that adipose tissue-derived mesenchymal stem cells seem to be a promising therapeutic option in patients with refractory pure red cell aplasia after ABO-incompatible hematopoietic stem cell transplantation, in whom conventional treatment fails.

提示应用脂肪源间充质干细胞治疗ABO血型不合造血干细胞移植后出现的顽固性单纯红细胞再生障碍性贫血有一定的疗效。

Analytical expressions for their degree distributions and clustering coefficients are derived, which depend on the dimension of the associated Apollonian packing.

对HDRAN、V-HDRAN及EAN这三个网络模型的拓扑性质进行了解析计算和数值模拟，解析与模拟结果相吻合。

The term is derived from the Latin adjective, apologeticus, which, in turn has its origin in the Greek adjective, apologetikos, the substantive being apologia,"apology","defence".

一词，是源自于拉丁语形容词， apologeticus ，这反过来有其原产地在希腊语形容词， apologetikos ，实质性被纵容，"道歉"，"国防部"。

SSR analysis indicated that triploids were derived from nucellar apomixis; diploids were most probably from sexual crosses of haploid female gametes and alien pollen grains.

SSR分析结果表明三倍体后代来源於柑橘珠心细胞的无融合生殖，而二倍体个体很可能是单倍体的雌配子与外界花粉杂交后代。

Catholic faith, however, has always derived our knowledge of the mystery from Apostolic Tradition.

信仰天主教，但始终我们的知识产生的神秘从使徒的传统。

The equation of the large rectangular loop source cloud expresses induced electromotive force at any field points accurately, the apparent resistivity derived from that is not subject to edge effects; the observation is still made with central loop pattern and in near zone, and the simple and direct relationship between induced electromotive force and apparent resistivity could be maintained.

大定源回线公式可以准确地表示任意场点的感应电动势，由此导出视电阻率无边缘效应影响；观测按照中心回线方式并保持在近区进行，可使感应电动势和视电阻率之间的转换简单而直接。

The invention is characterised in that the motion vector is computed from mathematical data derived from the synthesised script and defining the apparent motion of the different objects constituting the scene subject of the sequence.

本发明的特征在于该运动矢量是从推导自该合成脚本计算而得，并确定构成该序列的场景主体的不同对象的视在运动。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。