For traction to be effective, countertraction and friction are necessary.

Her mind pulled two ways, she dropped her eyes.

她的思绪在向两个方向牵引, 她不觉低下头来.

The cutting performances and cutting mechanisms of tool materials are expounded.

文中列出了较多的试验数据和曲线,阐述了超硬刀具的切削性能和切削机理.

A new non-chip cutting-press compound shaping technique of fin tube was presented.

提出了一种新的翅片管无屑切削挤压复合成形方法.

FC : Made for fast cutting, deburring, radiusing in all types of finishing equipment.

适用于各种光饰机的快速切削, 去毛刺和倒角.

The wear of a tool is also related to the cutting forces.

磨损的一种工具,也与切削力.

V-shape cutting geometry with staircase blades for constant and quick cutting.

动刀呈V形阶梯排列,粉碎物渐次进入,切削平稳轻快.

It has a non-subtitute advantage in the fied of cut metals.

它在金属少无切削加工中有着不可替代的优势.

Let's take the metal removal rate for example.

让我们以金属切削速率为例.

This metal cuts easily.

这种金属容易切削.

Land preservation, exploitation and control have been promoted on a full scale.

　　——全面推进土地保护 、 开发与整治.

Strengthen environmental protection and punish: Strengthen system and constituent management.

加强环境保护和整治: 加强法制及组织治理.

New progress has been made in territorial control planning.

　　——国土整治规划工作取得新进展.

This shows special punish acts effectively is advanced to depth.

这表明专项整治行动正有力地向纵深推进.

-- Comprehensive improvement of the urban environment and improving the quality of the urban environment.

-- 开展城市环境综合整治,改善城市环境质量.

Fourth, the prevention and control of pollution is developing toward regional and river valley comprehensive improvement.

四是污染防治向区域和流域综合整治发展.

-- Land preservation, exploitation and control have been promoted on a full scale.

-- 全面推进土地保护 、 开发与整治.

-- New progress has been made in territorial control planning.

-- 国土整治规划工作取得新进展.

People began looking across to see where the noise was coming from.

人们开始四下察看，想弄清楚那声响来自何处。

Pack it in. Stop being spiteful.

别闹了，不要恶意伤人。

He reached down and scratched his ankle again.

他又伸下手去搔一搔脚脖子.