retinal perforations.
视网膜穿孔
triangular perforations.
三角形穿孔
Tear the sheet along the perforations
顺齿孔撕下该页。
Suction couch with cellular perforations
蜂巢式真空伏辊
Tear the sheet of stamps along the perforations.
沿齿孔把邮票撕开。
In valve trays, perforations are covered by liftable caps.
在浮阀塔板中, 塔板孔上覆盖有可掀式泡罩。
Specification for designation of perforations in industrial plate screens
工业用金属筛板穿孔标志规范
The AMT promotes a stable and rapid reconstruction of corneal perforations.
而羊膜移植能促进角膜溶蚀及穿孔达到稳定而快速的重建。
Grooves extend to the finished edge, but rear perforations are not visible.
凹槽延伸到成品的优势，但后排齿孔中不可见。
This will dislodge any fibers that may be in a vertical positions in the perforations.
这可洗掉孔眼上方垂直方向得任何纤维。
A bowlshaped kitchen utensil with perforations for draining off liquids and rinsing food.
过滤器碗状得一种厨房用具，有孔，用来滴漏。
Squeeze cementing uses pressure to force the cement through holes or perforations in the casing.
挤水泥时在压力下将水泥浆压经套管中的射孔孔眼。
Clinical application of high frequency electric knife in repairing perforations of pulp floor of molar
高频电刀在髓室底穿孔修补中的应用
Comparative Study of Clinical Effect of Five Restoring Materials on Repair of Perforations of Pulp Floor
五种材料修复髓室底穿孔临床疗效的对比研究
Body temperature and bacteriological changes in the pigs with intestinal perforations due to abdominal firearm wound
猪腹部火器伤肠穿孔后细菌学及体温的变化
The perforations on the pillow prevent a buildup of heat and moisture, keeping the pillow at a constant temperature all night long.
关于防止枕头的齿孔建设热湿，在保持恒温枕通宵达旦。
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