清除氧是由室内使用氮气，这是实行控制的方式通过'氮刀'在网络入口，并通过一个注射器在治疗室。

Oxygen is purged from the chamber using nitrogen gas, which is introduced in a controlled manner via a 'nitrogen knife' at the web inlet and via an injector in the curing chamber.

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清除氧是由室内使用氮气，这是实行控制的方式通过'氮刀'在网络入口，并通过一个注射器在治疗室。

Oxygen is purged from the chamber using nitrogen gas, which is introduced in a controlled manner via a 'nitrogen knife' at the web inlet and via an injector in the curing chamber.

youdao