Human periodontal ligament cells were cultured on the elastic bottom plate and stimulated by elastic stress using mechanical loading system for cultured cells in vitro.
人牙周膜细胞在弹性膜上体外培养，采用体外培养细胞加载系统加载弹性牵张力。
Aiming at solving existing problems for the conventional mechanical close gear test platform, a computer controlled hydraulic loading system is designed.
针对传统的机械闭式齿轮试验台存在的问题，设计了一种计算机控制液压加载系统。
The mechanical structure of the straightening machine was designed, including the detect and locate system, the straighten system, the automatic loading and discharge system and so on.
在理论分析的基础上，根据校直过程的工艺流程和要求，完成了自动校直机的机械设计，主要包括检测与定位系统设计、加载校直系统设计、自动上下料系统设计。
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