- 1. Perforation effect is seriously affected by the clearance between perforator and casing.
- 射孔枪与套管之间的间隙过大会影响射孔效果,太小容易出现工程事故.
来自互联网
- 2. Objective To study the influence of the pedicle perforator flaps in hemodynamics.
- 目的研究主干蒂与穿支蒂穿支皮瓣血流动力学的差异.
来自互联网
- 3. Wood - base panels . Determination of formaldehyde content. Extraction method called the perforator method.
- 木质 人造板. 甲醛含量的测定. 称为“穿孔法“的提取法.
来自互联网
- 4. Perforator: Key board which produces prunched paper tape.
- 打孔机: 把纸带打孔的键盘.
来自互联网
- 5. This paper describes a non - excavating construction machine - hydraulic perforator.
- 本文介绍了一种新型 非 开挖施工机械 ——— 液动穿孔机.
来自互联网
