bobbin thread
英
美
- 底线,梭芯线
双语例句
- 1. A ratchet mechanism transfers the thread from spool to bobbin.
- 一种棘齿装置把线从线轴转到梭心上。
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- 2. Properly thread the bobbin case.
- 重新正确地穿梭壳的线。
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- 3. Properly thread the bobbin case.
- 重新正确地穿梭壳的线。
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- Decrease the bobbin thread tension.
请调弱底线张力。 - The Looper Thread Take-up can make it up and down for threading easy.
升降式底线分线盘，使穿线更容易。
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