弧形电铸版制作

curved electrotype casting

• polyp and medusa
• polypeptide
• polyphemus
• polyphemus moth
• polyphone
• polyphony
• polyphylesis
• polyplane
• polyploidy
• polypody
• polypolarity
• polypoly
• polypropylene
• polypsychism
• polysaccharide
• polysyllogism
• polysymmetrical
• polysynthesism
• polytechnic (al)
• polytechnics
• polyterm
• polytetrafluoroethylene
• polytheism
• polythene(或polyethylene)
• polytrichum