单词	fiddle waist
释义	fiddle waist鞋底细腰((鞋底最狭窄的部分))
随便看	proportional band proportional band adjustment proportional band of a controller proportional band--pb proportional bandwidth filter proportional band，pb proportional basicity proportional command proportional compass proportional compasses proportional control proportional control action proportional controller proportional control {= p control} proportional control valve proportional counter proportional-counter proportional counter spectrometer proportional counter tube proportional counter，pc proportional damping proportional-derivative action proportional-derivative action{=pd action} proportional-derivative control proportional-derivative controller