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 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。
• In this paper, a knife handle serves as an example showing its mould construction, working procedure and the NC programming process to cut the curved surfaces of the mould cavities by means of CAD/ CAM.
  本文以刀柄为例介绍了它的模具结构设计、加工方案，以及应用CAD／CAM技术解决刀柄模具型腔的曲面造型及数控加工编程的过程。
• 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。
• 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 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。
• 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 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。
• 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
• Don't you remember we once ate potted shrimps with a paper knife?
  你还记得我们有一次曾用一把裁纸刀吃罐装的小虾吗？