thread plug
常见例句
- DO NOT thread, plug or cap the discharge line.
不要对排泄管攻螺纹、堵塞子或加盖。 - The GO thread plug gage is a cumulative check of all thread elements except the minor diameter .
这个通规螺纹塞规是一个对所有螺纹部分，的一个累积检查。 - DO NOT thread, plug or cap the discharge line. Leave an air gap of approximately six (6) inches between the end of the discharge line and a drain pan.
不要对排泄管攻螺纹、堵塞子或加盖。在排泄管道出口和地漏之间要留下6英寸的距离。
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