perforate

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 result of analysis shows that the perforate of tube is due to the co-operation of superfluous chlorine ions in water with other factors.

分析结果表明：管子的穿孔主要是由于水中过量的氯离子及其它因素的共同作用所导致的。

All the patients did not perforate and infect after the treatment.

所有患者均无治疗后穿孔、感染。

If the ulcer penetrates through the muscularis and through adventitia, then the ulcer is said to "perforate" and leads to an acute abdomen.

如果穿透肌层和外膜层，即发生溃疡穿孔，导致急腹症。

This one looks rather like a sponge: thousands of parallel channels perforate a thin wafer of silicon.

这个棘齿看起来比较像纱布：数以千计的平行孔道贯穿一片薄薄的矽晶圆。

It diagnoses channeling out of casing and perforates holes expecting to perforate intervals when gas exists in the reservoir.

在储层含气时，用于判断套管外是否窜槽、射孔井段是否已正确射孔。

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。

A device used to perforate oil and gas wells in preparation for production.

对准备生产的油气井进行射孔所用的装置。

But it does have a blunt tip, so that if it accidentally goes into my finger, it's much less likely to perforate .

但是顶端比较钝，所以一旦发生意外，针刺到我的手指，不是那么容易被刺穿。

Bacteria and parasites often use special toxins to perforate the membranes of target cells.

细菌和寄生虫经常利用特殊的毒素穿孔于靶细胞的细胞膜。

Corner kick, the wall iron wall, difficult to perforate.

角球，点球，人墙铁壁，难以洞穿。

The method is finally validated by samples of micro-perforate panel.

以微穿孔板试件为例，对有关结论进行了验证。

Aservice rig is brought in to perforate the production casing and run production tubing.

服务平台是带到穿孔套管的生产和经营生产油管。

In advanced stages the opaque corneas may ulcerate and even perforate .

在疾病后期，不透明的角膜可能产生溃疡，甚至穿孔。

Hard plastic enema tips can perforate the rectum.

硬的塑料灌肠嘴会刺破直肠。

To make a hole or opening in; perforate .

穿孔于，打眼于在…里做一个洞或口子，打孔于。

Really copper head and iron bone! What's the age and function? And how to perforate? Who has a similar ware for reference?

真正的铜头铁骨！年代、用途、那些孔的绳子如何穿？谁有类似的参考物么？

We'll perforate it, put it on a roll.

我们要撕下来，揉成一团

To mark or perforate (a postage stamp or check, for example) to indicate that it may not be used again.

盖邮戳：给（如一张邮票或支票）划上标记或打孔，以示它不能再被使用。

Ready to perforate uterus two Scalpel

准备在二号子宫打孔手术刀