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Meteor Radar Observation
释义
Meteor Radar Observation
Encyclopedia
理学
流星的雷达观测
释
Meteor Radar Observation
流星的雷达观测
用雷达天文方法在甚高频(VHF)频段(频率30MHz~300MHz或波长1~10米)和更低频段观测流星,借助流星(电离)余迹对无线电波的反射或散射来实现对流星和流星余迹的探测,获得流星出现的数目、距离、高度、方位、速度以及流星体的质量等有关资料。
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potassium polyphosphate
potassium-retaining diuretics
potassium-sodium exchange
potassium sorbate
potassium sulfate
potassium thiocyanate
potassium titanyl phosphate crystal
Potato
potato
potato bacterial wilt
potato black leg
potato common scab
potato crop
potato dextrose agar
potato golden nematode
potato harvester
potato late blight
potato leafroll virus disease
potato paradox
potato planter
potato processing
potato ring rot
potato ring rot pathogen
potato root knot nematode disease
potato school
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