by-pass coil
常见例句
- Induction coil by-pass water-cooled copper coil to just enclose the shape of the workpiece, the gap between it and the workpiece should be as small as possible.
感应线圈用铜管通水冷却，线圈的形状要刚好包住工件，它与工件间的间隙要尽可能的小。
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