您要查找的是不是：
- He honked to hurry me up down the stairs. 他鸣汽车喇叭催我赶紧下楼。
- Step down step into step by step. 他们必须加速新校的建造。
- Drag maps up down left right and you'll see. 上下左右拖动地图你会看到。
- Geary: Hey, break it up down there. 嗨。给我分开。
- The long-lost key turned up down the back of the old chair. 那把丢失了很久的钥匙竟在那个旧椅子背后下面找到了。
- We believe: The way, want pragmatical going down step by step! 我们相信:路,要脚踏实地的一步一步走下去!
- LFM-Costas stepped frequency radar (SFR) signal is an important radar signal. 线性调频 Costas频率步进雷达信号是一种很有研究价值的雷达信号。
- Chirp up down the chirp is played from start frequency to the end frequency and again to the start frequency in time defined by play chirp time. 短促声波结束短促声波从起动频率对结束频率播放，然后重新回到播放短促声波时定义的频率。
- The long-lost watch turned up down the back of the old chair. 丢失很久的那只手表突然在那张旧椅子的靠背下边找到了。
- In order to obtain high range resolution, the Chirp signal is used as subpulse to form stepped frequency modulated radar signal. 摘要为了获得高距离分辨率，将线性调频信号作为子脉冲构成调频步进雷达信号。
- Accurate control of the fine stage up down motion is the key to achieve automatic measurement of the thin film step height in large scale integration (LSI). 对微位移工作台升降运动的精确控制是实现大规模集成电路中薄膜台阶高度测量自动化的关键。
- In part two, a broad band RCS measurement system, called stepped frequency CW system, is demonstrated. 第二部分着重介绍了一种宽带RCS测试系统，即频率步进RCS测试系统。
- Fetal heart monitoring were done during the 1st stage. It revealed to be normal. Uterine cervix was opened gradually from finger tip up to 10cm. Fetal head coming down step by step. 第一产程用胎心监护仪监护,胎心正常,子宫颈由指尖大逐渐开至10厘米,胎头逐步下降
- The millimeter wave (MMW) Inter-pulse stepped frequency radar is a type of wide-band high-range-resolution radar. 毫米波脉冲频率步进雷达是一种宽带高距离分辨率雷达。
- The frequency synthesizer is the core device of MMW inter-pulse stepped frequency radar, and its performance has great effects on radar system. 频率合成器是毫米波脉冲频率步进雷达的核心部件,其性能指标的优劣对整个雷达系统有较大的影响。
- Liu Zheng, Zhang Shouhong.Estimation of target motion parameter in a stepped frequency pulses radar [J].Acta Electronica Sinica, 2000, 28 (5): 43-45. [5]刘峥;张守宏.;步进频率雷达目标的运动参数估计[J]
- The old man stared the uninvited guest up and down. 老人把不速之客上下打量了一番。
- Up up down down . front front back back . left left right right . inverse inverse obverse obverse. Scissors,stone,fabric. 师先说;让学生跟着说:上上下下;前前后后;左左右右;反反正正;剪刀;石头;布.
- Owing to the phenomenon of "target splitting" of multi-scatter motion target range profile of the stepped frequency signal, it brings difficulties in target identification. 频率步进信号对运动的多散射体目标成像时会出现“目标分裂”现象,给目标识别带来困难。
