perforations
美 [ˌpɜrfəˈreɪʃ(ə)n] 
英 [ˌpɜː(r)fəˈreɪʃ(ə)n]
- n.穿孔；打眼；孔眼；射孔
- 网络齿孔；射孔方案；冲孔
词形变化
复数：perforations 同义词
英汉解释
英英解释
例句
If requested, the rear perforations on the transverse edge can be set back and the edge can be finished to match the face of the plank.
如果被请求的，后方齿孔上的横向力，可以设置背部和优势，可以完成，以配合面临的木板。
One that grates, as an implement with sharp - edged slits and perforations on which to grate foods.
磨碎机用来摩擦的东西，如一种带有边缘锋利的切口和孔用来磨碎食物的器具。
Now physicians are using the same technology used to open clogged arteries to repair ruptures and perforations with less risk.
现在，内科医师运用与疏通阻塞血管相同的技术修补血管破裂。并且这样危险性较低。
Perforated concrete. These perforations allow both sound and light to pass through, but both are modified by the existence of the material.
多孔混凝土。小孔可使声音和光线穿过，但是声音和光线都会由于材料而发生改变。
Natural latex is poured into a pillow shaped mold with perforations; and what emerges is a spongy pillow .
天然乳胶枕是倾注了齿孔形状与塑造；什么是出现海绵枕头。
Stomach and intestinal perforations have been repaired and three pellets removed, including from the skull, but a further 12 remain.
胃肠穿孔已经缝合并取出三个弹丸，包括从头骨上，但还有12粒。
The characteristics and placement of the communication paths (perforations) can have significant influence on the productivity of the well.
连通通道（射孔孔眼）的特性和位置会对井的产能产生重大影响。
Close inspection shows that they are wearing masks with tiny perforations around the eye and nose area for seeing and breathing.
据近距离观察，原来他们戴了面具，眼部和鼻子附近有许多方便观看和呼吸的小孔。
There are perforations between each pair of stairs that provide the space with enough of natural sunlight.
每两个楼梯之间都有段间隙，些间隙空间提供了充足的自然光线。
Squeeze cementing operations may be performed to repair poor primary cement jobs, isolate perforations or repair damaged casing or liner.
挤水泥作业可用于修补初次注水泥作业留下的缺陷、隔离射孔孔眼或修理损坏的套管或衬管。
Other film in rolls, without perforations, of a width not exceeding 105 mm, for color photography (polychrome), sensitised, unexposed.
其它无孔，宽度不超过105公厘，彩色感光用胶卷，感旋光性未曝光者。
Leather upper with decorative perforations at the sides and around the heel.
皮革鞋面在脚跟两侧及周围的装饰穿孔。
As the aperture of the micro-perforations is rather small, the sound absorption performance is excellent.
由于其微穿孔孔径极小，因而其吸声性能很好。
The cathode has many perforations to ensure sufficient wetting of the upper surface with electrolyte, and it is plated with an inert metal.
电极上有许多小孔，确保镀有惰性金属的电解质上表面被充分润湿。
Other film in rolls, without perforations, of a width not exceeding 105 mm, with silver halide emulsion, sensitised, unexposed.
其它无孔宽度不超过105公厘之胶卷，附有卤化银乳液，感旋光性未曝光者。
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。
Other photographic film in rolls, without perforations, of a width not exceeding 105 mm, sensitised, unexposed.
无孔，宽度不超过105公厘之其他照相用胶卷，感光性未曝光者。
Punching and stamping. Codification for designating material perforations.
切割与冲压.材料凿孔标记的编码
In most instances, it is the size of the perforations (usually holes and slots) that determine the minimum size of debris will be removed.
大多数情况下，筛板的孔隙（通常为孔或条孔）衡量将被除去的杂质的尺寸。
Heavy cloth drapes, after continued use, also must be inspected for perforations before they are sterilized.
传统的棉织大单，反复使用后，每次消毒前需仔细检查是否有破损。
During surgery, such perforations allow passage of bacteria from the surgical site through the punctures.
在手术中，这种微小穿孔可使手术部位的细菌通过穿刺孔。
Otoendoscopic myringoplasty is a convenient, simple and minimally invasive technique for tympanic membrane perforations.
结论耳内镜下鼓膜修补术是一种安全可靠、操作及要求较为简单的手术方式。
Articulated with perforations, the brick work allows diffused light to fill specific spaces of the museum.
砖墙之间有很多空隙，使光线能够透射到博物馆内的一些特殊空间。
HIGH TECH WEAVES: Textures will reference the digital age this season, where perforations and relief edges form tactile effects.
高科技编织：纹理会参考数字时代，这个赛季，穿孔边缘效应和救济触觉形式。
Objective To investigate clinical effect of repairing perforations of pulp floor with light-cured glass ionomer cement.
目的探讨光固化玻璃离子水门汀修复髓室底穿孔的临床效果。
Long Pitch: Perforation type used on print films; slightly greater than perforations on original films to prevent slippage during printing.
长齿孔距：用在正片上的齿孔类型；比在底片上的齿孔略长，以防止在印片过程中滑片。
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。
Plastic or metal fan guard or shroud or cover, must have perforations for air flow .
塑料或者金属风机或者风机罩或者是风机盖，一定要带风空以便空气流动循环；
The wells, Deshmukh says, resemble pipes with perforations .
德斯姆克说，这些井类似微孔管。
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。
Some 86% of perforations occurred in the non dominant hand, with the index finger being the most frequently punctured location (36%).
约86%的穿孔发生在非惯用手部位，食指部位是最常发生手套穿孔的位置（36%）。
Other photographic film in rolls, without perforations, of a width exceeding 105 mm but not exceeding 610 mm, unexposed.
其它用途无孔感光用胶卷，宽度超过105公厘但不超过610公厘，未曝光者。
Perforations increase ventilation to keep your feet nice and cool.
穿孔增加通风，保持你的双脚凉爽宜人。
The difference in mean pullout strength between screws with medial and lateral cortical perforations was significant (p = 0. 013).
内壁、外壁穿破的两组螺钉间平均拔出力差异显著（p=0.013）。
There were seven colonic perforations in the OC group and none in the CTC group.
在OC组中有7例结肠穿孔，而在CTC组中结肠穿孔无1例出现。
The pieces can come together inside a child's intestinal tract. They can cause blockage, perforations, blood poisoning or even death.
吸铁石的碎削会在孩子的肠道里面聚集。这会导致肠道堵塞、肠道穿孔、血液中毒甚至死亡。
Perforations at vamp, sides and tongue.
在鞋面，两侧和舌头穿孔。
The perforations have a relatively large diameter and the perforation tunnel is deep.
射孔孔眼具有相对较大的直径，而且射孔孔道很深。
press perforations to seal.
挤压穿孔。
70 MM PHOTOGRAPHIC FILMS WITH DOUBLE ROW OF PERFORATIONS. (TYPE 2).
双排孔70MM摄影胶片（2型）
