... rate, and the pregnant week (five ways: BPD, GS, CRL, FL, and the AC) and so on; has the Chinese and ... : distance, perimeter, area, heart rate, pregnancy week (BPD, GS, CRL, FL, AC) and expected date of childbirthNote: name, serial numbers of ... equipment, pregnancy and so on. KJ-4001 Portable B ultrasound machine