This article describes briefly the boring/ turning tool and its application to high precision deep-small bore, and illustrates the advantage of that kind of cutting-tool to solve the processing difficulty of deep-small bore.

New Block Boring and Milling Tool System TMG 28

新型模块式镗铣类TMG28工具系统

A numerical model for calculating geometric parameters of the insert pocket on a boring cutting tool with indexable inserts is presented using the constraint optimization approach offered by ANSYS.

将坐标变换用于可转位面铣刀的刀片槽设计，建立了铣刀切削角度、刀片角度以及刀片槽形成角度的数学关系，给出了刀片槽角度设计和制造的有效计算方法。

Study on Static and Dynamic Performance of Three-Axis CNC Vertical Boring Machine Tool's Spindle Assembly

三轴立式数控镗床主轴部件静动态性能研究

Design Ways of Converting a Lathe Into a Deep Boring Machining Tool

车床改装为深孔加工机床的设计方法

If your image of a watch is a bland, boring tool which only functions as a timekeeping device, then you haven't seen a Swatch watch.

如果您的手表的形象是一个乏味无聊的工具作为计时装置，只有功能，那么你也没见过斯沃琪手表。

According to the necessity of non-circular piston pinhole and actuality of its manufacturing, a piezoelectric actuator driven micro-displacement mechanism is put forward to achieve the feeding of boring tool.

依据汽车活塞采用异形销孔的必要性和国内外异形销孔加工的现状，采用压电陶瓷驱动的柔性铰链机构实现镗刀的径向微位移。

The control plan of main drive motor controller and PLC on the AC service system is given out on the analysis of BFP 125 boring tool situation and CNC characters.

本文通过对BFP125型落地镗床现状的分析，结合CNC（ComputerNumeralControl）系统的特点，提出了基于交流伺服系统，主轴智能马达控制器和PLC的控制方案。

Application of NC 2-sword Boring Tool and Manufacture of Torque-arm

数控双刃镗刀应用研究与扭力臂加工

The utility model relates to a mechanically clamped type adjustable boring tool belonging to a cutting tool for mechanical processing.

机械装夹式可调镗刀，属于机械加工切削工具。

Tool relieving mechanism for eliminating scratching resulted returning boring tool by way of elastic deformation of boring bar

以镗杆弹性变形消除退刀划痕的让刀机构

PCD Boring Tool and Fine Adjustment Boring Bar Used in Precision Finishing Pinhole of Engine Piston

发动机活塞销孔精镗加工用PCD镗刀和精密微调镗杆

Quick-Feeler Assembly Used in Boring Tool setting gauge for the stand machining center

镗削加工快速对刀装置立式加工中心用对刀装置

Hole machining size accuracy affected by eccentricity of floating boring tool is analyzed.

分析了浮动镗刀偏心距对孔加工尺寸的精度影响，提出了可以扩大刀杆上刀方孔偏心距公差的观点，以提高镗刀杆的加工工艺性，节约成本。

Preventing Vibration Design Of Boring Tool Bar

镗刀杆的减振分析与设计

Application or Longitudinal Reinforcement System to Making Piles with Earth Boring Tool by Hand

纵向加固体系在人工挖孔桩中的应用

Analysis of Guiding Characteristics of Laser guided High Performance Deep Hole Boring Tool

激光导向高性能深孔镗削刀具的导向特性分析

Chestnut blight was one of the most notable diseases of forest on the world, which almost kill out the American chestnut tree only as an example for pathogen attacking its host.

栗疫病（Chestnut blight）是世界上最著名的森林病害之一，19世纪末20世纪初，该病使美洲板栗遭到全面灭种的威胁，成为植物病害摧毁自然物种的唯一例子。

Influence of Site Preparation on Physical Properties of Chestnut Soil and Tree Growth of Poplar Population

整地对栗钙土物理性质和杨树人工林苗木生长的影响

Mount Etna in Sicily is home to the oldest chestnut tree in the world, an old-timer possibly 4000 years old and certified Guinness World Record holder for the largest girth at 58 meters ( 190 ft) in circumference.

西西里岛的埃特纳火山是世界上最古老的栗树的家乡，这颗栗树前辈可能有4000岁并且被吉尼斯世界纪录持有人认证它拥有最大的周长，一圈有58米（19尺）长。

He stayed there, exposed to the sun and the rain, as if the thongs were unnecessary, for a dominion superior to any visible bond kept tied to the trunk of the chestnut tree.

他就那么日晒雨淋，仿佛绳子没有任何意义，因为有一种比眼睛能够看见的绳索更强大的力量把他拴在粟树上。