يعرض 1 - 4 نتائج من 4 نتيجة بحث عن '"李京华"', وقت الاستعلام: 0.27s تنقيح النتائج
  1. 1
    Academic Journal

    Alternate Title: Hydroacoustic measurement method of airborne moving target parameters. (English)

    المؤلفون: 石海杰, 李京华, 陈刚

    المصدر: Systems Engineering & Electronics; Jan2021, Vol. 43 Issue 1, p11-18, 8p

    مصطلحات موضوعية: DOPPLER effect, SPECTRAL energy distribution, DISTANCES, SPEED, NOISE

  2. 2
    Academic Journal

    Alternate Title: Analysis of Development of Non‑cooperative Emitter Identification Technology. (English)

    المصدر: Journal of Data Acquisition & Processing / Shu Ju Cai Ji Yu Chu Li; Nov2020, Vol. 35 Issue 6, p1033-1048, 16p

  3. 3
    Academic Journal

    Alternate Title: Research on Underwater Acoustic Detection Algorithm of Aerial Targets Based on Harmonic Set Detection.

    المؤلفون: 穆森1,2 946071400@qq.com, 李京华1 ljhy6331@nwpu.edu.cn, 张恒3, 陈果2

    المصدر: Acta Armamentarii. may2019, Vol. 40 Issue 5, p1050-1057. 8p.

  4. 4
    Academic Journal

    المساهمون: 河南省文物研究所, 中国社会科学院考古研究所, 北大学考古系, 郑州大学历史系考古专业, 中国历史博物馆, 河南省文物局

    المصدر: 知网

    Relation: 夏考古.1988,(04),22-37.; 1036938; http://hdl.handle.net/20.500.11897/259369