It is still unclear how a mechanical stimulus (FNA) can be a trigger for activating the immune system toward macrophage mediated digestion of malignant cells.
尚不清楚机械刺激(FNA)是如何激活免疫系统发生巨噬细胞介导的恶性细胞消化。
A thyristor circuit and the analysis of mechanical characters, principle and connection of brake parts of its power lines are presented in this paper. The trigger circuit of thyristor was improved.
本文提出了可控硅电路，并对它的动力回路的制动部份机械特性、原理、接线作了分析，对可控硅的触发脉冲电路作了一些改进。
International standard five-bolt structure: With the prying-resistant trigger bolt and indoor locking dead bolt for security and the mechanical key for emergency access;
国际标准五锁舌结构：有防撬保险舌和室内反锁大方舌，具机械钥匙应急开门；
International standard five-bolt structure: With the prying-resistant trigger bolt and indoor locking dead bolt for security and the mechanical key for emergency access;
国际标准五锁舌结构：有防撬保险舌和室内反锁大方舌，具机械钥匙应急开门；
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