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1.
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虽然在正弦情况下，视在功率、无功功率都得到合理的定义，但指出即使在正弦情况下，其传统的物理意义是令人费解和误导的。
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2.
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本文主要分析并改进了结晶器非正弦振动发生装置.
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3.
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海淀区一所重点中学教高中物理的彭老师说,他现在上课感到非常吃力,在讲力的合成与分解时,他提到了正弦定理余弦定理,发现学生们一脸茫然。
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4.
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我们准备了遵照正弦波原则设计的PSD格式版面设计示例。
※ "正弦"造句
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怎祝网汉语词典查词提供。