| 释义 | 
		PF- abbr.
- pianoforte
 - = p.f.
 - power factor 功率因素
 - pilot filter 导频滤波器
 - primary freguency 主频
 - punch off 不穿孔
 - [亦作pf] personal foul 侵入犯规
 
  
 Pf.pfpf.- abbr.
- perfect
 - pfennig
 - pianoforte
 - preferred
 - proof
 - portfolio
 - proforma invoice
 
  
 p.f.- abbr.[意大利语]【音乐】più forte 音量转强[字面意义׃ a little louder]
 
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