单词	复合活塞环
释义	复合活塞环compound postion ring
随便看	piezoelectric ceramic tuner piezo-electric characteristics piezoelectric chip piezoelectric coefficient piezoelectric composite piezo-electric constant piezoelectric constant piezoelectric control piezo-electric crystal piezoelectric crystal piezoelectric cut piezoelectric detector piezoelectric device piezoelectric dna sensor piezo electric effect piezoelectric effect piezoelectric effect in quartz piezoelectric effect of surface acoustic wave piezoelectric element piezoelectric enzyme sensor piezoelectric equivalent network piezoelectric field piezoelectric film piezoelectric filter piezoelectric flowmeter