海底回波的英文

• sea bottom echo

• "海底"英文翻译    the bottom of the sea; seabe ...
• "回波"英文翻译    echo; return waves
• "底回波" 英文翻译 :    bottom echo
• "海底回声" 英文翻译 :    sea bed echo
• "回波" 英文翻译 :    echo (wave); return waves 雷达回波 radar echo; 回波定位 echo-bearing; 回波放大器 echo amplifier; 回波共振腔 echo box; 回波管 carcinotron; 回波脉冲 echo pulse; backward wave; return wave; returning echo; 回波失真 echo distortion; 回波损耗 return loss; echo loss; active return loss; 回波图像 echo; 回波信号 echo signal; echoed signal; 回波作用 [经] backwash effect
• "河底回溜" 英文翻译 :    bottom roller
• "见底回升" 英文翻译 :    bottom out
• "炉底回声" 英文翻译 :    bottom bounce
• "海底" 英文翻译 :    the bottom of the sea; seabed; seafloor; benthos (benthon); davy jones's locker◇海底爆破 seabed blasting; 海底采掘 [矿物] ocean-mine; 海底采矿 [采矿工程] submarine mine; submarine [undersea; offshore] mining; 海底采矿设备 ocean floor mining equipment; 海底采煤 undersea mining; 海底采样 seafloor sampling; 海底测量 ocean floor topographic survey; 海底测图 submarine mapping; 海底沉积物 bottom sediment; 海底地貌 submarine geomorphy; 海底地形 seafloor relief; submarine morphology; 海底地形图 ocean floor relief map; 海底地震仪 sea seismograph; 海底地质学 submarine geology; 海底电报 submarine telegraph; cablegram; 海底电报线路 submarine telegraph line; 海底电话电缆 submarine telephone cable; 海底电缆 submarine [undersea] cable; 海底动物 infauna; 海底断裂带 submarine fracture zone; 海底峰 seapeak; 海底高地 seahigh; 海底高原 plateau; 海底谷 seavalley; 海底管线 submerged pipeline; 海底火山 submarine volcano; 海底开发技术 ocean floor exploration technique; 海底勘察 submarine exploration; 海底矿床 undersea mineral deposit; 海底裂谷 submarine rift; 海底漫游动物 vagil-benthon; 海底平原 sea-bottom [submarine] plain; 海底山 seamount; 海底摄影器 benthograph; 海底生物 benthon; 海底石油开发 submarine oil exploitation; 海底隧道 submarine tunnel; 海底探测船 habitat; 海底通信电缆 submarine communication cable; 海底峡谷 submarine [ocean(ic)] canyon; 海底养殖 bottom [submarine] culture; 海底油管输送 offshore oil delivery; 海底油库 submerged tank; 海底油田 offshore oilfield; 海底钻探 offshore boring [drilling]; 海底资源 seabed [submarine] resources
• "心底回声图型" 英文翻译 :    heart base echo pattern
• "见底回升；停泻回升" 英文翻译 :    bottom out
• "海底，海底生物" 英文翻译 :    benthic
• "单回波" 英文翻译 :    single echo
• "低回波" 英文翻译 :    low echo
• "对回波" 英文翻译 :    paired echo
• "反回波" 英文翻译 :    back echo
• "返回波" 英文翻译 :    returning wave
• "负回波" 英文翻译 :    negative echo
• "光回波" 英文翻译 :    optical echo
• "后回波" 英文翻译 :    post echo
• "回波,回音" 英文翻译 :    echo
• "回波比" 英文翻译 :    echo ratio
• "回波法" 英文翻译 :    echo method
• "回波管" 英文翻译 :    backward wave tube; backward-wave tube; carcinotron
• "回波计" 英文翻译 :    echometer

• A conc1usion can be drawn that these algorithms has better preci si on and fitting for the multi - - beam swath bathymeter system better on the condition of 1arge beam ang1e , and can improve the precision of edge beams in non - - specu1ar seabed region
  证明bdi和分裂孔径相关法可以精确地对海底回波信号进行回波时延估计和方向估计，可提高非镜向海底区域的边缘波束的测量精度。
• In this paper , we use fft beam - - form technique to increase the number of beams and bearing deviation indicator ( bdi ) and sp1 it - - aperture corre1ation a1gorithms are used to estimate the time of arrival ( t0a ) and direction of arriva1 ( d0a )
  本文在分析借鉴国外资料的基础上，研究了利用fft波束形成技术来增加波束形成数目，并应用bdi算法和分裂孔径相关法来完成对海底回波信号的时间和方向的联合估计等相关技术对海试数据进行处理。
• Real time seafloor tracking technique is the critical technique to ensure smooth seafloor surveying with full coverage and high efficiency . after detailed investigation on stochastic features of seabed reverberation produced by mbss systems , the author presented an algorithm and a set of relevant key coefficients for real time seafloor tracking , taking into account of characteristics of signal processing and timing sequence of the real system and introducing theorems of terrain surveying . as an achievement , a mathematical model was established based on the technique of centered filtering
  海底地形实时跟踪技术是保证多波束测深系统实现高效率全覆盖水下地形测量的核心技术，作者通过对多波束测深系统海底回波信号统计特性的研究，依据地形测量理论，并结合实际系统信号处理的技术特点和处理时序，提出了实现海底跟踪控制的关键参数及计算方法，建立了基于中值滤波技术的海底地形实时跟踪数学模型，并开发出实时地形跟踪专家系统，该系统经多次海上实验验证表明：理论正确、方案可行，取得良好效果。