... 平均故障间隔时间 mean life between failures; mean time between failure mtbf; mean time between failures, mtbf; mtbd mean time between defects; mtbf mean time between failures; mtf mean time to failure; mttf 平均呼叫间隔时间 mtbc mean time between calls 平均检修间隔时间 mtbo mean time between overhauls ...
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