The invention relates to a marker part and a sliding button integrated sliding switch assembly of the vacuum aspirator.
本发明涉及标示部件和滑动按钮为一体的真空吸尘器用滑动开关组件的发明。
As you shape the crown, continue to shift the marker 1 st to the left at the end of each round. Switch to double-point needles when necessary.
当你调整这顶帽子的尺寸是，继续转移第一部分在每一圈结束的左边，必要时可以换到第二根针上。
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