英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Trepanning - Wikipedia
    Trepanning, also known as trepanation, trephination, trephining or making a burr hole (the verb trepan derives from Old French from Medieval Latin trepanum from Greek trúpanon, literally "borer, auger"), [1][2] is a surgical intervention in which a hole is drilled or scraped into the human skull
  • Trepanning | Description, History, Uses, Craniotomy | Britannica
    What is trepanning? Trepanning, also called trepanation, is one of the oldest known surgical procedures It involves the deliberate drilling or scraping of a hole into the human skull
  • Trephination: What Is It, Its Use, and More | Osmosis
    Trephination, also known as trepanning, trepanation or burr holing, is one of the oldest surgical procedures known to humanity and refers to a surgical procedure in which a circular piece of bone is drilled and excised, most commonly from the human skull
  • A Hole in the Head: A History of Trepanation - The MIT Press Reader
    Concern has been expressed about the growing interest in trepanning for several conditions, including depression and chronic fatigue syndrome Concern is also growing about the increasing promotion of trepanning, including videos, T-shirts, and a virtual trepanning shopping mall on the internet
  • Trepanning - Sandvik Coromant
    What is trepanning? Trepanning is a technique used for drilling larger hole diameters where machine power is limited as it is not as power-consuming as conventional drilling, where the entire hole is converted into chips
  • What Is Trepanning and When Was It First Practised? | HistoryExtra
    Trepanning is a process whereby a hole is drilled in the skull, and, with evidence going back to prehistoric times, it is one of the oldest surgical practices in history The earliest trepanned skull was discovered at a Neolithic burial site in France, and is more than 7,000 years old
  • Trepanning Specialties
    Trepanning Specialties has the in-house facilities and expertise to trepan or gundrill materials as common as stainless steel to the more "exotic" metals such as Titanium, as well as non-metallic materials such as wood and plastics to make hollow round bars
  • Trephination - World History Encyclopedia
    Trephination (also known as trepanning or burr holing) is a surgical intervention where a hole is drilled, incised or scraped into the skull using simple surgical tools
  • Trepanning
    Trepanning is a deep hole drilling process that has broad application over many industries In many cases, trepanning is meant to be a roughing operation to be honed for finish, or machined further
  • Trepanning: Precision Boring Technique for Deep Holes in Steel Product
    Trepanning is a specialized machining process for creating deep, precise holes in steel components, critical for oil gas, power generation, and heavy machinery manufacturing





中文字典-英文字典  2005-2009