powerboatn.机动船powern.力量；力；能力；权力；【数】幂；电力v.使有力量；给 ... 提供动力adj.电力的；力量的；权力的power fault recorder电力故障录波器power spectrum array功率谱阵:时变系统信号处理时用power amplifier unit功放单元power supply station电源站, 供电站power and efficiency权力与效率power centralization集权power grid detection强信号栅极检波power control system功率控制系统power variation rate功率变化率power ground network电源地网