本文利用交结构控制理论的原理研究了全充液飞行器的大角度操纵问题。
The liquid-filled spacecraft large-angle maneuver problem is investigated using the principles of variable-structure control theory.
如果您使用的是一组全充的AA电池来提供电压和电流，那么它们只能支撑几个小时。
If you use a set of fully charged AA size batteries to provide voltage and current they last only a few hours.
结论采用全骨髓直接培养及密度梯度离心法，经3 ~5代培养后均可获得相对纯化之骨髓间充质干细胞。
Conclusion Byuse complete marrow direct culture method and density gradient method, after 3 ~ 5 passages, relative purified BMSCs can be obtained.
用两种最大呼吸和潮气量技术进行全氧摄取：预充氧的生理学研究。
Total Oxygen Uptake with Two Maximal Breathing Techniques and Tidal Volume Breathing Technique: A Physiological Study of Preoxygenation Pandit JJ, et al.
结论改良全骨髓贴壁法可有效分离培养大鼠的骨髓间充质干细胞，是一种比较理想的分离培养方法。
Conclusion The improved method of whole bone marrow adherent. can successfully isolate and culture BMSCs in rats, which is proved to be an optimal methods for cell preparation and culture.
目的：探索全胚和胎盘组织细胞悬液及其间充质干细胞的抗衰老作用。
Objectives: To explore the anti-aging effect of the cells suspension and mesenchymal stem cells derived from murine fetus and placenta.
目的：探索全胚和胎盘组织细胞悬液及其间充质干细胞的抗衰老作用。
Objectives: To explore the anti-aging effect of the cells suspension and mesenchymal stem cells derived from murine fetus and placenta.
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