对其中的关键信号处理流程如载波恢复、时序恢复等提供了设计和性能分析。
There are illustrations for designing and analysis for performance of important signal processing steps such as carrier recovery and timing recovery etc.
正是因为脂肪的阻碍，一些要求停止进食并做运动以燃烧热量的关键信号未能传递到大脑。
This prevents vital signals, which tell the body to stop eating and to burn calories through exercise, from reaching the brain.
因此，本实验的结果证明，白芥子苷是甘蓝蚜寄主部位选择的关键信号化学物质或取食促进剂。
Our results indicate that sinalbin is an important indicative chemical or feeding stimulant in host plant part preference by the cabbage aphid.
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