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- Abstract：This paper introduces an ultrasonic ranging method based on analyzing the envelope of echo . 摘要：介绍了一种基于回波包络分析的高精度超声波测距方法。
- This paper introduces an ultrasonic ranging method based on analyzing the envelope of echo. 介绍了一种基于回波包络分析的高精度超声波测距方法。
- Dolpins also navigates by some kind of echo system. 原来海豚也是借助某种回声系统寻向的。
- There was a lot of echo and I couldn't hear well. 回音太多,我听不清楚。
- Construct the nephroid as the envelope of a family of circles. 作一由圆族包络线所形成的肾脏线.
- Lead oxide in the glass envelope of Black Light Blue (BLB) lamps. 布莱克蓝灯(蓝黑灯管)
- envelope of echo 回波包络
- This function describes the envelope of the displacement curve. 这函数描绘出位移曲线的包络。
- Dolphins also navigates by some kind of echo system. 原来海豚也是借助某种回声系统寻向的。
- B: There's a lot of echo on your voice. Let me call you. 你的声音回音很多。我给你打吧。
- Construct the astroid as the envelope of a family of lines. 作由线族包络线所形成的星状线.
- Construct the cardioid as the envelope of a family of circles. 作一由圆族包络线所形成的心脏线.
- The spacecraft detected an envelope of gas around the comet. 航天器探测到彗星周围有一个大气层。
- Construct the deltoid as the envelope of a family of lines. 作由线族包络线所形成的三角线.
- Inspection installation and water tight transducer of echo sounder on berth. 测深仪的换能器船台安装和水密性检查。
- It can be deducted that the rotor blade echo can be equivalent to taking the echo of rotor blade center as the carrier frequency and the product between envelope of rotor blade's midline and en... 结果表明,旋翼回波可等价地看作由旋翼中心点绕转轴旋转所得回波为载频,其幅度包络是旋翼中线旋转包络与旋翼底边旋转包络的乘积。与线模型仿真结果比较,主闪烁脉冲幅度大大消弱,在主闪烁脉冲之间出现了幅度较小的闪烁脉冲。
- Finally, the rationality of echo hiding delay parameter is analyzed. 最后，对回声延时的取值合理性进行了分析。
- The city was still in the foggy envelopment of the morning. 这座城市还在晨雾的包围中。
- The city is still in the foggy envelopment of the morning . 这座城市还在晨雾的包围中
- The little dressmaker bought an envelope of nasturtium seeds at the florists. 那个个子矮小的女裁缝在花铺里买了一包金莲花种子。
