- 復(fù)合齒孔
- compound: compound2 n. 1.(印度等地工廠 ...
- perforation: 冰穴礫阜; 沖孔; 初始噴發(fā); 穿孔 兩個導(dǎo)管節(jié)互相連接處，在其上下壁上會全部或部分消失而形成一開口，此種現(xiàn)象稱之; 穿孔，打眼，穿孔術(shù); 穿透; 打孔; 貫通; 膠片孔，孔眼穿孔，鑿孔; 開孔; 篩孔；鉆孔; 射孔; 胃腸等穿孔; 小孔; 鞋面洞; 鉆眼
- gastric perforation; stomach perforation: 胃穿孔
- abraded perforation: 磨蝕的射孔眼
- appendiceal perforation: 闌尾穿孔
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