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

• 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；
• 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。
• 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。
• For grinding imported Kolbus, days Herrenberg, Su ratio, tombola, Shi Feng paper that Germany steel scraper blade, cut board machine knives, paper machine with a knife.
  适用磨削进口柯尔布斯、天伦贝格、苏比、波拿、施那德刀片造纸锋钢刮刀、截板机刀、纸张机用刀。
• This paper study the process of getting the point spread function using knife edge method, and the influence factors on the restoration effect to image analysis.
  本文深入研究了利用刃边法求取点扩散函数的过程，对影响图像复原效果的因素进行了分析，并提出了自己的评价体系用于遥感图像的复原效果评价。
• The Design and Simulation for The Safety Screw of Paper Knife
  切纸刀保护螺栓计算机仿真设计与分析
• This paper puts forward that the knife library type automatically change tool device PMC data acquisition and network transmission system structure, and these hardware design, so as to realize the PMC data network transmission.
  论文提出刀库式自动换刀装置PMC数据采集与网络传输系统结构，并就此进行硬件设计，从而实现PMC数据的网络传输。
• While we sluice, the manager played with a carved paper knife.
  我们讲话时，经理漫不经心地摆弄着一把雕花裁纸小刀。
• An Improved Electric Control Program of a Receiving Paper Platform of a Double Knife Cutter
  双刀切纸机接纸台电气控制的改进