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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

复数：perforations

perforations

英-汉英-英网络释义

perforations

穿孔

　　(五)被传染、出血、心房穿孔(Perforations),分流(Shunting)，栓塞(Embolization)等。用Amplatzer卵圆孔未闭PFO专用封堵器封 …

齿孔

近似字词-新浪字典 ... perforation 穿孔,贯穿,贯通 perforations 齿孔 perforatorium 顶体; 顶体精子 ...

孔眼

孔眼(perforations), 此释义来源于网络辞典。

射孔方案

...层位( Productive zone) 设计两个射孔方案 (Perforations)； ★试井测试(Welltest)和井底压力测量(Bottom Hole Pressure Meas…

冲孔

PTTD贯通式快速烘干机... ... 电源 Power supply 冲孔 perforations 电气配线 Cable size ...

片孔

GB/T 9185-2003 摄影 135规格胶片和暗盒... ... 暗盒 magazine 片孔 perforations 轴芯 spool ...

透气孔

《101年第二次专门职业及技术人员高等考... ... 高 B.屈曲性（ flexibility）大 C.透气孔（ perforations）多 D.刚硬性（ rigidity） ...

髓腔穿孔

【摘要】：髓腔穿孔(perforations)是指髓室或根管与牙周组织之间的非生理性通道,常发生于根管壁的侧穿(canal perforation)或 …

例句：

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。

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。

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。

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。

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。

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。

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