在化学制浆中，木片在较高的温度和压力下加入适当的蒸煮用化学品进行蒸煮。
The chemical pulping, the wood chips are cooked with the appropriate cooking chemical at elevated temperature and pressure.
按照工艺要求，设计了真空压力浸渍蒸煮新型设备，着重介绍了该设备的结构组成、工作原理和主要特征部件。
On the other hand, the VPI cooking device was designed, and its construction, working principle and special components were introduced.
必须把木材放到通常称为蒸煮缸或压力釜的压力容器中。
It is necessary to place the wood in a pressure vessel, usually known as a cylinder or autoclave.
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