- Có t?i thi?u 02 n?m kinh nghi?m trong l?nh v?c quan tr?c môi tr??ng lao ??ng ho?c 05 n?m kinh nghi?m trong l?nh v?c y h?c d? phòng;Your sewing device will probably have various speed settings. The speed dictates how swiftly the needle moves. You’ll want to help keep it low so that you have good Manage when sewing.Check out the sample for the