M? Tr?n thua tay v?t s? 123 th? gi?i Luca Nardi c?a Novak Djokovic ???c li?t vào danh sách nh?ng th?t b?i s?c nh?t l?ch s? qu?n v?t. Compact and rugged, this oscilloscope is perfect for industrial electrical and electro-mechanical gear troubleshooting and routine maintenance program