1. Stackingimproved the signal-to-noise ratio and enabled the researchers to moreclearly track the path and behaviour of each unique signal as it passedthrough the lunar interior.
叠加提高了信号的信噪比，使研究人员能够更清楚地跟踪每一个独特的信号在月球内部传播的路径和行为。
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2. The enable-A signal must be released before the pulse-train inputs are enabled.
在允许脉冲序列输入之前，A的通信号必须消失。
来自互联网
3. The enable-A signal must be released before the pulse-train inputs are enabled.
