Underwater baseplate installation in advance is needed for semi - submersible platform pre - drilling well.半潜式平台预钻井,需要预先安装水下基盘.The baseplate locates outside the handle, and has the rotary connection with handle through t...
The centre aims to help disadvantaged areas of Europe, mainly by fostering new businesses.该中心旨在帮助欧洲的贫困地区，方法主要是通过扶持新型商业。I was disadvantaged by illness.我因病而处于不利地位.The disadvantaged students in class are existed in the scho...
The embryo lives in the amniotic cavity.胚胎在羊膜腔中发育。Amniocentesis is the removal of fluid from the amniotic sac.羊膜穿刺术是从羊膜囊抽取羊水的技术.Nursing methods of preserving and making of human amniotic membrane was introduced.并介绍人羊膜的制作...
高速 打孔机, 电火花机, 磨床, 车床等加工设备.High - speed drilling machine, electric discharge machines, grinders, lathes and other processing equipment.定位打孔机: 应用于打孔定位系统内的精密打孔机.Register punch: Precision punching device used in a punch regi...