paper knife

英 [ˈpeɪpə(r) naɪf]

美 [ˈpeɪpər naɪf]

n.  裁纸刀

柯林斯词典

• 裁纸刀
  Apaper knifeis a tool shaped like a knife, which is used for opening envelopes.

英英释义

noun

• dull knife used to cut open the envelopes in which letters are mailed or to slit uncut pages of books
  Synonym:letter openerpaperknife

双语例句

• This paper presents two changing-size techniques of common knife mould based on reference point and on dividing a half-plane board into three parts, left, middle and right. The two methods have been implemented in the computer.
  提出基于参考点和基于将半面板分成左、中、右三部分的2种共刀模放码方法，并在计算机上实现。
• Solution: First, we must choose different types of paper cutting knife.
  解决方法：首先要根据纸张选用不同类型的模切刀。
• This paper describes the basic principle of a high-frequency electric knife, its safe guarantee system, its different burns in clinic and preventable emoluments.
  本文阐述了高频电刀的基本原理、安全保障体系及临床常见的电刀灼伤种类和预防措施。
• In this paper, the parameters of the cylinder-type forage cutterhead with straight knife edge is analysed, the mathematical formulas concerned have been derived. The cutterhead ZC-1.0 is discussed as an example.
  本文对直刀刃滚刀式饲草切碎器的参数进行了分析，推导出了有关数学式，以ZC-1.0型切碎器为例作出了评论；
• This paper introduces two methods of nondestructive testing mechanism for controlling strip shear knife quality in spiral welded pipe.
  简述了控制螺旋焊管钢带剪刃质量的两种无损探伤方法的探伤机理。
• A device for trimming paper to desired dimensions, typically a ruled board with a long pivoted cutting knife attached to one side.
  裁纸刀，切纸机：一种把纸张裁剪到所需尺寸的器具，通常有一个一旁装有一把有转轴的长裁剪刀的直边。
• In this paper, die design for cut tongue bending part with double inclined plane and knife mouth are introduced, for cut tongue bending part with single plane.
  在分析影响某折弯模具产品质量的主要原因基础上，针对折弯模具刀口斜面的磨削关键工序进行了专用磨床夹具设计。
• Which is foundation of the later work in this paper. Secondly, based on previous studies, this paper focuses on planning issues and calculation of cylindrical cutter knife.
  其次，在以往的研究基础上，本文针对圆柱刀的刀位规划问题进行了重点研究和计算。
• For this purpose, in the paper the prostecdtive effect on pituitary function by stereotactic gamma knife treatment for pituitary microadenoma was analyzed retrospectively, especially whether hypopituitarism could be provoked.
  为此，本文回顾性分析伽玛刀治疗垂体微腺瘤远期对垂体功能的影响，尤其是引起垂体功能低下的情况。
• In this paper, the developing process, on hydraulic copying knife edge grinder was expounded.
  本文阐述了液压仿形刃口磨床研制的全过程，针对原有设备存在的缺陷，提出设计改装方案，进而付诸实施、取得结果。