The adoption of four-sideedge shearing blade prolongs the service life of blade.

采用四面刃的剪切刀片，提高了刀具的使用寿命。

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Its application situation on heat shearing blade, guide plate and nodular indefinite chill roll are introduced too.

并阐述了这种焊条在热剪剪刃、机导板头、墨无限冷硬铸铁轧辊堆焊等方面的应用情况。

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Besed on theoretic analysis of tube shearing, this paper mainly discusses the design principles and method of tube shearing blade and briefly introduces the design of section shearing blade.

在对剪管工艺作详细理论分析的基础上，重点介绍了剪切圆管的刀片设计原理及方法，并简要介绍了剪切型材的刀片设计。

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Zineisbld Elliot Ntsombo, of The Kingdom of Lesotho, won the individual blade shearing competition, while Cam Ferguson picked up third place.

BBC: Six shearing world titles won at Royal Welsh Show

In the team events, South Africa were crowned champions in the blade shearing, while Lesotho was second and New Zealand third.

BBC: Six shearing world titles won at Royal Welsh Show