在弦理论中，基本的对象不是占据空间单独一点的粒子，而是一维的弦。这些弦可有端点，或者它们自己可以连接成一个闭合圆环。
...弦振动；最小二乘法；间接频差法 中图分类号：U [gap=700]Key words：cable—stayed bridge，cable force，vibration of string，least—squares method，indirectly frequency diffe：renee method that this method ..
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正弦振动 [力] sinusoidal vibration ; Sine Vibration ; Sinusoidal oscillation ; sine oscillation
弦振动方程 vibrating string equation
非正弦振动 non-sinusoidal oscillation ; non-sinusoidal vibration
正弦振动控制仪 sine vibration controller
正弦振动计 [力] sinus vibrometer
正弦振动控制测量系统 SDVC
正弦振动节制仪 sine vibration controller
振动弦 vibrating string ; vibrating-wire
琴弦振动 The String Vibrating Characteristics
The reason why Taylor and Johann Bernoulli had not found the equation of vibrating string and the solution of higher modes is explored generally.
2.初步探讨了泰勒和约翰·伯努利没有发现弦振动运动方程以及较高模式解的原因。
参考来源 - 傅立叶级数理论的起源Actually, string vibration equation is a typical model of partial differentia equation and its deduced process is fairly complicated, thus the dominant factors must be considered and the secondary factors may be ignored.
弦振动方程实际上是一个典型的偏微分方程模型，建立过程相当复杂，主导思想是抓住主要因素，忽略次要因素。
参考来源 - 偏微分方程在弦振动问题中的应用The reason why Taylor and Johann Bernoulli had not found the equation of vibrating string and the solution of higher modes is explored generally.
2.初步探讨了泰勒和约翰·伯努利没有发现弦振动运动方程以及较高模式解的原因。
参考来源 - 傅立叶级数理论的起源·2,447,543篇论文数据，部分数据来源于NoteExpress
由时间积分法建立了弦振动位移的隐式表达式。
The implicit expression of displacement of string vibration was established by the time integration method.
从数学上证明了上端固定、下端作圆周运动的弦振动会形成驻波 。
There are different viewpoints about the wave source in the experiment of vibration of string.
在弦振动“驻波”实验中，对于起振端是波节还是波腹，存在不同的认识。
There are different viewpoints about the wave source in the experiment of vibration of string.
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