黄精（去皮）2斤，枸杞子2斤。
目的探讨二精丸有效部位对肾阴虚模型学习记忆障碍的影响及其机制。
Objective To investigate the effects of active fractions in Erjing pills on dysmnesia with kidney-yin deficiency and its mechanism.
在所述的第二次粗磨工序后，对工件进行喷丸工序和精磨工序后再进入研磨工序。
A blasting process and a precise grinding process are carried out on the workpiece after the second coarse grinding process, and then the workpiece goes into the grinding process.
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