The methods to minimize the extra FM noise of LO and the discriminationeffect are proposed so that the additional receiver noise can be effectively repressed.
提出了降低本振附加的fm噪声，减小系统的鉴频效应，使整机的附加噪声得以有效抑制的改进措施。
2
Objective To study the effect of exogenous CCK 8 in hippocampus on light discrimination learning.
目的探讨大鼠海马注射CCK- 8对其光辨别学习记忆的影响。
3
The results showed that TAP had a significant effect on the discrimination of prospective memory and transfer efficiency, but had no significant effect on the judgement of prospective menory.