Using long serrated knife, halve each cake horizontally.
使用长的锯齿型刀,水平地将每块蛋糕分成两半。
The results showed that: serrated knife cutting force than the scalpel cutting force is small;
结果表明:锯齿形刀的切割力比光刀的切割力小;
With a serrated knife, cut into 16 squares, wiping knife with a damp kitchen towel between each cut.
每切一刀都要先用潮湿的厨房毛巾将刀擦净。
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