In order to overcome the defects, the utility model is additionally provided with a water injection heating interlayer in order to improve the yielding ratio.
为了克服上述缺点，本实用新型增设了一个注水加热夹层，从而大大提高了得率。
In order to overcome the defects, the utility model is additionally provided with a water injection heating interlayer in order to improve the yielding ratio.
为了克服上述缺点，本实用新型增设了一个注水加热夹层，从而大大提高了得率。
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