英语词汇“low-velocity zone”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	low-velocity zone
释义	low-velocity zone low-velocity zone n (Geological Science) a layer or zone in the earth in which the velocity of seismic waves is slightly lower than in the layers above and below. The asthenosphere is thought to be such a zone. See asthenosphere
随便看	threat axis threat code bus threat collision avoidance system threatcon threat condition: imminent threat of terrorism threat condition: nonspecific threat of terrorism threat condition: specific threat of terrorism threatcon red threat containment unit threatcon white threatcon yellow threat coordination group threat database threat display threat display control unit threat display & projection threat display unit threat, duress and coercion threat early warning threated threaten threatened threatened abortion threatened and endangered species recovery act threatened and endangered species recovery programs

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