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waterway regulation for navigation in mountainous area
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waterway regulation for navigation in mountainous area
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工学
航道整治工程
释
waterway regulation for navigation in mountainous area
山区航道整治
为消除山区河流的碍航状况,采用整治建筑物或炸礁、挖槽、拓宽等方法提高和改善山区航道的通航尺度和水流条件所采取的整治工程措施。
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François-Auguste-Victor Grignard
François Blondel
Françoise Barré-Sinoussi
Françoise Loranger
François Grin
François Gény
François Jacob
François Truffaut
François’langur
FRAP
Frasch method
Fraser
Fraser diagram
Fraser Island
Fraser River
Fraser spiral
Frasnian-Famennian boundary event
Frasnian-Famennian mass extinction
frass
fraternal twins
Fraternité arc
F-ratio
F-ratio distribution
fratricidal effect of nuclear weapons
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