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- 功率级LED high power LED
- 功率 power
- 在混响室里用工程方法测定噪声源声功率级 Engineering methods for the determination of sound power levels of noise sources in a special reverberation test room
- 根据声音强度测定噪声源声功率级的工程方法 Engineering method for the determination of sound power levels of noise sources using sound intensity
- 级联 connection
- 校级 field rank
- 额定功率 power rating
- 英语四级 English Band 4
- 功率因数 power factor (PF)
- 大学英语四级 College English Band 4
- 电机功率 power of motor
- 一级的 firstlevel
- 功率放大器 station amplifier
- 船级 ship' classification
- 最大功率 ultimate output
- 三级片 third-grade film
- 总功率 gross power
- 无级 stepless
- 输入功率 input power
- 级配 graduation
