This article provide two programs which can get the second negative output from the power level of a main low-dropout regulator.
本文给出了两种从一个主降压稳压器的功率级得出一个第二负输出的方案，这两种方案具有广泛的实用价值。
The main results were as follow:(1)Thestimulation of NRM in the intact nerve rats showed three effects:increase, decrease or no effects on gastric acid output and serum gastrin level.
实验表明：刺激中缝大核可增加胃酸排出量和血清胃泌素水平．切断双侧膈下迷走神经干可以消除这种作用。
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