切割是对情绪紧张或痛苦做出反应的一种方式。

Cutting is a way of reacting to emotional tension or pain.

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全自动激光切割头高度跟踪系统，自动对焦、反应灵敏、准确。

The cutting head equips with automatic tracking system, focusing automatically, responding quickly and accurately.

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目的探讨CO2激光治疗各皮肤病的疗效、术后反应、副作用方法应用CO2激光光刀切割、烧灼、凝固治疗各种皮肤病。

Objective To study CO2 laser treat various dermatopathic curative effect, operation after reaction, side effect. Methods Application CO2 laser cutting, cauterize, clotting treat various dermatopathy.

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Restriction enzymes are just a kind of enzyme, enzymes are protein molecules that make a chemical reaction go faster, and the chemical reaction that restriction enzymes do is cutting DNA.

限制性内切酶是一种酶,而酶是加速化学反应的蛋白质分子,限制性内切酶加速的化学反应,是切割DNA

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