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对流层波导电波传播
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对流层波导电波传播
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工学
对流层电波传播
释
radio wave propagation in tropospheric radio duct
对流层波导电波传播
在某些气象条件下,对流层中可以形成具有一定强度和厚度的准水平大尺度层结,频率足够高的无线电波在适当的发射方向上,可在相当大的程度上进入其内,并如同在波导管中一样以异常低的衰减进行传播的现象。
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pre-anesthesia assessment clinic
pre-anesthesia evaluation
pre-anesthesia interview
pre-anesthesia(preoperatuve)fasting
preanodize
preantenna
preantennal ganglion
Pre-approval of the use of manning quotas
preassemble
preassembly
pre-assembly modularization design of concentrators
preassigned
preatomick
preattentive processing
preauricular fistula
preaxiomatic
prebacillum
prebake
pre-base
prebend
pre big bang model
pre-big-bang model
prebigbang model
Prebisch-Singer hypothesis
preboiler
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更新时间:2026/2/15 20:52:22