30 phút nếu làm việc liên tục 08 gi

30 phút nếu làm việc liên tục 08 giờ / ngày

ผลลัพธ์ (อังกฤษ) 1:

30 minutes if working constantly 8 hours/day

ผลลัพธ์ (อังกฤษ) 2:

30 minutes if working continuously 08 hours / day