Yy-l3a zip boshi zo'ravon kuch sinovidan o'ting

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2. Turli standartlarga ko'ra har xil yuklash tezligiga (Gb 10mm / min, amerikalik Standart 13 mm / min);

3. Noan'anaviy ferpiperlarni sinovdan o'tkazish uchun maxsus fermuar modelini ochish;

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5. Hisobotsiz hisobot usulini qabul qilish har qanday sinov natijasini o'chirishni osonlashtirish uchun o'chirishni tanlaydi;