点波束的英文

• point beam
• spot beam

• "点"英文翻译    drop
• "波束"英文翻译    wave beam; beam; wave packet
• "点波束鉴别" 英文翻译 :    spot-beam discrimination
• "点波束区域" 英文翻译 :    spot beam zone
• "点波束天线" 英文翻译 :    point beam antenna; spot beam antenna
• "点波束卫星" 英文翻译 :    spot beam satellite
• "西向点波束" 英文翻译 :    west spot beam
• "点波束反射器" 英文翻译 :    spot reflector
• "点波束接收机" 英文翻译 :    spot receiver
• "多点波束天线" 英文翻译 :    multiple ot beam ante; multiple spot beam antenna
• "窄点波束天线" 英文翻译 :    narrow spot beam antenna
• "半功率点波束宽度" 英文翻译 :    hpbw half-power beam width
• "点波束覆盖范围" 英文翻译 :    spot beam coverage
• "点波束指向精度" 英文翻译 :    spot beam pointing accuracy
• "西向点波束天线" 英文翻译 :    west spot antenna
• "有限扫掠点波束" 英文翻译 :    limited-scan spot beams
• "波束" 英文翻译 :    wave beam; beam; wave packet◇波束空间 [半] wave number space
• "背点波鱼" 英文翻译 :    rasbora dorsiocellata
• "大点波鱼" 英文翻译 :    rasbora kalochroma
• "单点波长计" 英文翻译 :    one-point wavemeter
• "定点波长计" 英文翻译 :    one point wavemeter; one-point wavemeter
• "双点波鱼" 英文翻译 :    rasbora elegans
• "珠点波鱼" 英文翻译 :    rasbora vaterifloris
• "边波束" 英文翻译 :    side beam
• "波束角" 英文翻译 :    field angle; wave beam angle; wavebeamangle

• Spot beam antenna
  点波束天线
• The spot - beam design in the satellite - based cellular communication systems is discussed mainly
  摘要讨论了卫星蜂窝通信系统的点波束设计。
• Currently there are two typical spot - beam models with equal beamwidth and equal spotarea
  目前等波束宽度模型和等点波束面积模型是两种常用的点波束模型。
• On the basis of discussing the analyzed restraint relationship between the link loss and the spot - beam antenna gain a new spot - beam model of optimum design named link level balance spot - beam model is proposed
  在分析链路损耗与点波束天线增益之间制约关系的基础上，提出了一种新的点波束优化设计模型链路电平平衡点波束模型。
• The calculation result shows that the model can keep the balance of the link level budget margin among the different spot - beam cellars , the onboard power in satellite can be used more effectively and the model is possessed of better applied value
  计算结果表明，该点波束模型能使各点波束小区的链路电平预算余量达到平衡，并使星上功率得到更有效的利用，弥补了现有模型的不足，具有较高的应用价值。
• The advantages of using leo satellite are as following : on the one hand the satellite orbit is low , so the transmission delay is short , the power loss is small ; on the other hand the development of cell communication , multi - access , frequency multiplex and etc also provide a technique guarantee to the leo satellite - mobile - telecommunication . so the leo system is considered to be a satellite - mobile - communication system with a great future
  低轨道卫星是一种运行于1000公里左右的高空中的人造卫星，利用leo卫星实现个人通信的优点在于：一方面卫星的轨道高度低，使得传输延时短、路径损耗小，多个卫星组成的星座可实现真正的全球覆盖，频率复用更有效：另一方面蜂窝通信、多址、点波束、频率复用等技术的发展也为低轨道卫星移动通信提供了技术保障。

• 点波束的法语：faisceau étroit pinceau fin
• 点波束的俄语：сфокусированный луч
• 点波束的阿拉伯语：حزمة موضعية;