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- Landform' s echo wave 地杂波
- Simulation of Landform's Echo Wave Based on DEM 基于DEM的雷达地杂波仿真
- According to the principle of ultrasound detection, this thesis describes a high-speed sampling system for ultrasound emergent wave and echo wave. 摘要根据定量超声波检测原理，阐述了一种针对超声波发射信号和回波信号的高速采集系统。
- The propagation velocity of ultrasound in patient's shinbone can be achieved by figuring out the time span between emergent wave and echo wave. 根据相关公式，只需计算出超声波发射信号和回波信号的时间差，即可获得定量超声波在受试者胫骨的皮质骨中传播速度。
- The Arithmetic of Landform's Echo Wave Based on the Radar Simulation 基于雷达仿真训练器的地面杂波算法
- The paper briefly investigates the ultrasonic testing of hydrogen-induced cracking (HIC) for in-service LPG tanks , and analyses types of echo waves of the cracking. 简要地探讨液化石油气贮罐母材中氢致分层类缺陷的超声波检测,对检测的几种超声波反射波形进行了分析,并给出了确定缺陷边界和深度范围的方法。
- The Molde YB-GT-3 Automatic Can Vacuum Sorter based thereon, with a probe detecting echo waves cyclically proves to be of high sentivity and reliability, competent to check and sort the majority of various cans for low vacuums. 应用这个方法制成的YB-GT-3型罐头真空度自动分选机适合国情,灵敏可靠,能对大部分品种的罐头进行低真空度的自动分选。
- The Echo Wave and Its Transmit Character in Traffic Flow 交通流中的回波及其传播特征
- Analysis to fault of 354 warning radar without echo wave 354型警戒雷达无回波故障剖析
- They spend the winter(s) in a warmer climate. 他们在气候较暖的地方过冬。
- Most plural nouns in English end in "s". 英语的复数名词多以“s”结尾。
- The sweater had shrunk after repeated washing(s). 这件套头毛衣洗过多次已缩水了。
- Some old folk(s) have peculiar tastes. 有些老人有特殊的爱好。
- The improvement detecting algorithm of GPR echo wave signal's singularity's 改进奇异点检测算法在探地雷达信号检测的应用
- Answer the following question(s). 回答下列问题。
- Most plural nouns in English end in s'. 英语的复数名词多以s结尾。
- The drug affects one's power(s) of concentration. 这种药影响人精神不能集中。
- Here are the designs. Which one(s) do you prefer? 这就是那些图样.;你喜欢哪一个[些]?
- Which journal(s) do you subscribe to? 你订阅哪一种杂志?
- The novel had an enormous vogue in the 1930's. 这本小说在三十年代曾广为流传。
