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- Focused on the non-stationarity and real-time analysis of signal in flutter test with progression variable speed (FTPVS), a new method of recursive time-frequency analysis is presented. 针对连续变速颤振试验信号的非平稳特点及在线分析需求,提出了一种递推时频分析方法。
- flutter test with progression variable speed (FTPVS) 连续变速颤振试验
- A simple test will show if this is real gold. 简单的试验就能证明这是否是真金。
- Modal Parameters Identification of an Aircraft under Flutter Test Flying 某型飞机颤振试飞数据的模态参数识别
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- Mother is all of a flutter because of thunder and lightning. 由于电闪雷鸣，妈妈感到十分不安。
- He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
- A Recursive Method of Time-Frequency Analysis for the Signal Processing of Flutter Test with Progression Variable Speed 连续变速颤振试验信号处理的递推时频分析方法
- It will be wise to go over your test paper again. 还是把您的考卷再检查一遍的好。
- Let us show you to see the engine to test. 让我们指给你看要测试的发动机。
- They unfurled the flag and let it flutter in the wind. 他们将旗展开让其迎风招展。
- He is answering the test paper busily. 他正忙着答考试卷。
- That TV play caused a mild flutter among the viewers. 那出电视剧在观众中稍稍引起轰动。
- Don't tumble down on this easy test. 这次考试不难，你可别考砸了。
- There was a flutter of wings among the trees. 树林里响起一阵飞鸟的拍翅声。
- Tomorrow we'll have a history test. 明天我们将进行历史测验。
- That driving test was a real doddle. 那次驾驶执照的考试真是易如反掌。
- The battery is on test at the moment. 此刻正在对这种电池进行测试。
- But for Tim, the whole class passed the test. 除蒂姆之外，全班都通过了这次考试。
- He immediately fell into a great flutter. 他立刻变得心慌意乱。
