通常情况下,根据经验我们知道基站出现问题有70%的几率是因为传输问题,请简明阐述,当一个基站之前运行良好,突然在告警台出现LAPD_OML告警,我们该采取哪些方法来处理此类问题。
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In small-angle stability,when external forces exist,the buoyant force is assumed to act vertically upwards through the center of buoyancy and through the().
A. center of gravity
B. center of flotation
C. metacenter
D. metacentric height