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- 變截面黏彈性直桿縱振時(shí)復頻率分析的差分解法THE COMPLEX FREQUENCY ANALYSIS OF FREE LONGITUDINAL VIBRATION OF VISCOELASTIC STRAIGHT ROD WITH VARYING CROSS-SECTION BY USING FINITE DIFFERENCE METHOD
- 正弦振蕩和脈沖邊沿都是自激復頻率波的特定情形。Both sine wave and steep pulse edge are special cases of complex frequency wave.
- 頻率frequency
- 復選框check box
- 復變函數complex function
- 高頻率high frequency
- 幾何定理是從經(jīng)驗得出的。Geometrical theorems grew out of empirical methods.
- 復檢recheck
- 頻率計cymometer
- 復得regain
- 工作頻率working band
- 復選Multi
- 使用頻率frequency of utilization
- 復現multiple appearance
- 頻率響應frequency response
- 復測check survey
- 采樣頻率frequency of sampling
- 復配compound
- 額定頻率normal frequency
- 復蓋coverage
