跳到步骤＃5
由 Brandon Mammon — 编辑
编辑已通过 由 Brandon Mammon
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步骤行
| [* black] Create a baseline thread tension for the bobbin case by tightening or loosening the screw on the bobbin case | |
| - | [* icon_note] Thread should not easily |
| + | [* icon_note] Thread should not easily unravel but can be pulled loosely |