报道还说，外部加热不是回仁杰手机着火的原因。
It said an external heat source was not responsible for the fire that destroyed Mr. Hui's phone.
炼焦是在又高又窄的碳化室中进行的。碳化室由高度和长度相同的燃烧室从外部加热。
Coking is done in tall and narrow coking Chambers, or ovens. The ovens are externally heated by combustion Chambers of the same length and height.
容量最大的造模法，通过高压的作用材料从外部加热室通过铸口、流道或浇口进入闭式压膜室。
The highest volume molding method, in which the material is forced from an external heated chamber through a sprue, runner or gate into a cavity of a closed mold by means of high pressure.
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