- 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 machine will more than likely have diverse pace configurations. The velocity dictates how rapidly the needle moves. You’ll want to maintain it very low so you have great Regulate when sewing.The Ashe