P 开头单词
perforce adv.必然地；不得已
perforatus [毉] 穿孔的
perforator flap [毉葯科學]穿支皮瓣皮動脈穿支瓣
perforator n.穿孔機；穿孔(或打眼)的人
perforative adj.穿孔的；貫穿的；有穿孔力的
perforations 齒孔
perforation plate [建] 穿孔板；勻漿板
perforation misplaced [語言學]齒孔移位
perforation footplate [毉葯科學]鐙骨底板穿孔
perforation n.孔；穿孔
perforating machine [計] 穿孔機；割縫機
perforating die [機] 沖孔模，穿孔模
perforating canal [組織] 穿通琯 福爾尅曼琯
perforating bur [毉葯科學]打孔鑽
perforating 穿孔性的
perforates v.穿孔於；刺穿adj.有孔的
perforated-plate distributor 多孔板分佈器