正弦曲线 Sine wave

（重定向自Cosine curve）

正弦曲线或正弦波（Sinusoid／Sine wave）是一种来自数学三角函数中的正弦比例的曲线。也是仿真信号的代表，与代表数字信号的方波相对。

单词	Cosine curve
释义	Cosine curve 中文百科正弦曲线 Sine wave （重定向自Cosine curve）正弦曲线或正弦波（Sinusoid／Sine wave）是一种来自数学三角函数中的正弦比例的曲线。也是仿真信号的代表，与代表数字信号的方波相对。英语百科 Sine wave 正弦曲线（重定向自Cosine curve） The sine wave or sinusoid is a mathematical curve that describes a smooth repetitive oscillation. It is named after the function sine, of which it is the graph. It occurs often in pure and applied mathematics, as well as physics, engineering, signal processing and many other fields. Its most basic form as a function of time (t) is:
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Cosine curve