knife edge

英 [ˈnaɪf edʒ]

美 [ˈnaɪf edʒ]

adj.  形势难料的

机械

英英释义

noun

• the sharp cutting side of the blade of a knife
  Synonym:cutting edge

双语例句

• This paper introduces a new testing method of the surface shape of large optical mirror to replace Ronehi with Foueault knife edge.
  本文介绍了用刀口仪代替朗奇光栅用于大型光学镜面面形检验的新方法。
• This text has mainly proposed some discussion opinions on this processing method, explained its processing principle, set up mathematics model, proposed optimizing the design prospect of the excellent horn of knife edge to the improvement of the machining accuracy of the whorl finally.
  本文主要是对该加工方法提出了一些探讨性见解，并阐述了其加工原理、建立了数学模型，最后对螺纹加工精度的提高提出了优化刀刃优角的设计展望。
• His future remains on a knife edge
  他前途未卜。
• Besides, in most cases the overlong distance from knife edge to the aspheric surface to be tested will decrease the precision of the knife-edge testing.
  此外，在很多情况下，刀口到待检非球面的距离很长，从而降低了刀口检验精度。
• Suction outlet controlled by servo motor precision, following the knife edge automatic adjustment.
  吸风口由伺服电机精准控制，跟随边自动调整。
• The Development on Hydraulic Copying Knife Edge Grinder
  液压仿形刃口磨床之研制
• If you don't do this, the plane will fall off into a knife edge spin.
  假如你做得不好的话，飞机会进入刀刃旋转。
• Experimental results show that soft knife edge sensor have good real applied perspective.
  实验结果表明，软刀口型波面传感器具有良好的实际应用前景。
• This time, United face Chelsea in a potential Barclays Premier League title-decider at Old Trafford on Saturday with the championship still on a knife edge and a run-in laden with pitfalls to come.
  这次，曼联周末就将在主场迎战切尔西。这很可能将决定本赛季联赛桂冠的归属，卫冕冠军现在的领先优势并不大。而现在又折损大将。
• Tip: DO NOT lift the knife edge above the knuckles!
  注意事项：不要把刀抬起高过指关节。