perforate

过去式：

动词过去式: perforated

更多词形：

形容词: perforable | 名词: perfora-tor | 动词过去式: perforated | 动词过去分词: perforated | 动词现在分词: perforating | 动词第三人称单数: perforates |

单词例句：

Get preferential chance to release "Business Promotion" information on perfor mances, exhibitions etc.on Seechina.com.cn.

在〈看中国〉优先发布演出、展览等各类商务信息

That is, Davey Johnston and I were about to perforate their nets.

也就是说眼看著约翰斯顿和我就要射网得分。

Orifices perforate the piston and allow fluid to leak through as the piston moves up and down in the pressure tube.

打有小洞的活塞就会随着活塞的上下运动，使避震器内的液压油通过小孔在压力管内流动。

The micromanipulator holds and controls an armature that stretches out over the tray.The armature holds a superfine glass needle that is used to perforate the aerogel into the shape of a keystone.

显微操纵器有一个伸到收集盘上方的支架，支架上有一枚十分精细的玻璃针，用以将凝胶打孔成楔石的样子。

Formaldehyde emission levels of four kinds of wood-base d panel (Plywood,Blockboard,Particleboard and MDF) were studied with perforate m ethod and large chamber method.

分别用穿孔法和大室法研究了4种人造板材(胶合板、细木工板、刨花板和中密度纤维板)的甲醛散发水平。

This passport contains sensitive electronics. For the best performance please do not bend, perforate this page or expose this passport to extreme temperatures or excess moisture.

本护照含敏感的电子部件，为保持护照的最佳效能，请勿弯曲护照或在本页打孔；切勿让本护照接触高低温或受潮。

In the process of perforate, the function of the overturn wheel can be made precise alignment ensures highest accuracy.

在有标号顺序产品的生产过程中，翻转轮的反转功能可准确地确保产品的次序性。

Methods Perforate the outside breastwork of nasal cavity and dacryocyst underwent transnasal endoscopic used microwave and electric drill.

方法鼻内镜直视下在鼻腔外侧壁联合应用微波、电钻对骨壁及泪囊进行开窗。

The result indicates that the perforate value of a panel has a direct proportion to the Resin/wood ratio of the product.

结果表明,人造板的穿孔值与其胶木比存在正比关系;