一分钟的接触之后，研究者们拿起一把刀，对人体模型的腹部进行威胁，同时进行一个普通的生理压力检测。

After a minute of this touching, the researchers threatened the abdomen of the mannequin with a knife while administering a common physiological stress test.

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刀是日常生活中的一种普通工具。

A knife is a common tool in our daily life.

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片型刀结构于爪刀、平刀之间，适合破碎普通片材，管材，型材，板材及包装材料等塑料制品。

Slice type blade structure between the claw blade, flat blade, is suitable for crushing ordinary sheet, pipe, profiles, sheets and packaging materials such as plastic products.

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