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安全线迹拷边机产生的线迹比拷边机的线迹多了一排，用4～5个线轴。 收藏。
The safety stitch overlock machine makes an additional row of stitching and uses 4 to 5 spools of thread.
youdao
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安全线迹拷边机产生的线迹比拷边机的线迹多了一排，用4～5个线轴。 收藏。
The safety stitch overlock machine makes an additional row of stitching and uses 4 to 5 spools of thread.
youdao