您要查找的是不是：
- The displacement damage boundary (DDB)of the package system used bilinear material as cushion and driven by half sine wave impulse was introduced. 运用包装动力学中的位移损坏边界新理论 ,选择简化自典型缓冲系统的双线性动力学模型 ,用解析方法首次获得了半正弦脉冲激励下的位移损坏边界。
- bi-polar half sine wave 双极性半正弦波
- half sine wave 半正弦波
- VHD - functions: the sine wave generated 156.25KHz. VHD --功能：产生156.;25KHz的正弦波。
- The voltage requires being smooth and stable sine wave. 其工作电压要求是平滑而稳定的正弦波。
- Each of these pieces is a sine wave with a different frequency. 每个小部分是有着不同频率的正弦波。
- In a solar system, each planet has its own sine wave. 在一个太阳系中，每颗行星有着各自的正弦波。
- In fact, we use the digital way directly to synthesize sine wave. 摘要数字电路技术课程的知识难点是时序逻辑电路的设计。
- Pure sine wave output. Current harmonic content is small. 输出纯正弦波,电流谐波含量小。
- The inclination of the ecliptic results in the contribution of another sine wave variation with an amplitude of 9.87 minutes and a period of a half year to the equation of time. 黄道倾角的结果导致另一个半年为周期的正弦波变动效应，使均时差在半年的震荡达到9.;87分钟。
- The relation of the impact force on the chin with time pulse was represented as approximately half sine. 实验描述了下颌骨在撞击作用下的动态响应规律，表明颏部所承受的撞击力大小与时间成半个正弦波函数关系。
- Square waves, like sine waves, are periodic. 方波如正弦波一样是周期性的。
- This paper gets the frequency stability of a sine wave using a digital method. 摘要本文实现了利用数字方法计算正弦波的频率稳定度。
- When graphing AC voltage ,the Ac voltage sine wave will not be shown on-screen. 当在AC电压图形中，屏幕并不显示AC电压正弦波。
- Details: Solar power and sine wave inverter from 1 kva to 20 kva. ... 尼日利亚买家求购太阳能正弦波逆变器/变极器;...2009-3-12
- By applying the ADAMS software,a virtual prototype model of CD-ROM is developed. The isolation system is optimized when the excitation is half sine acceleration. 应用ADAMS软件建立CD光驱虚拟样机模型。
- In general, sounds are represented by a sum of sine waves. 一般的，声音表现为多个正弦波的叠加。
- Sine waves, or sinusoids, are graphs of mathematical functions. 正弦波,或正弦曲线,是数学函数的图形。
- The two systems of government are polar opposites. 这两种政体正好相反。
- Gradually, the separate sine waves have become visible. 逐渐地，“正弦波”曲线出现明显的分离。
