The direct current type heating is a brand-new heating mode and has the advantages of low cost, high heat efficiency, low space irradiation and safe heating.
该直流式加热是一种全新的加热方式，具有成本低、热效率高、空间辐射小、且加热安全的优点。
The main roller is of direct-heating mode, which makes the effective heating area exceed 75% and increases the energy utilization.
直热式主辊筒，有效加热面积超过了75%，提高了能源的利用率。
The main roller is of direct-heating mode, which makes the effective heating area exceed 75% and increases the energy utilization.
直热式主辊筒，有效加热面积超过了75%，提高了能源的利用率。
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