跳到步骤＃3
由 Brandon Mammon — 编辑
编辑已通过 由 Brandon Mammon
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步骤行
| [* black] Check the fabric for loose thread tension | |
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| + | [* icon_note] ''Look out for loops of thread on the top and bottom of the fabric'' |
| + | [* icon_note] ''The ++bobbin case tension++ is too loose if loops are on the ***top ***of the fabric'' |
| + | [* icon_note] ''The ++upper thread tension++ is too loose if the loops are on the ***bottom*** of the fabric'' |