The cascade current mirror was used in the circuit, and the output of the OPAMP was used for the bias of itself and to drive the next stage.
其设计特点是采用了共源共栅电流镜，运放的输出作为驱动的同时还作为自身的偏置电路；其次是采用了带隙温度补偿技术。
To study rudimentarily the role of IL-18 in acute immunity hepatic injury, and the important of blocking cascade reaction of cytokines by exerting IL-18 antibody in early stage.
通过动物实验，初步探讨IL-18在急性免疫性肝损伤中的意义，及早期使用IL-18抗体及时阻断细胞因子级联反应对保护肝组织的重要性。
In this paper the effects of gland leakage on the secondary flow and outlet flow fields in the governing stage stator cascade of a 300mw turbine set are simulated numerically.
以一台300 MW汽轮机组的调节级静叶栅为研究对象，就轴封漏汽对叶栅二次流及出口流场的影响进行了数值模拟。
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