... pregnant week (five ways: BPD, GS, CRL, FL, and the AC) and so on; has the Chinese and English transformation;16 ... and 4003(workstation)Display mode: Convex array: B, B/B,4B, B+M, and MMagnification: ×0.8, ×1.0, ×1.2, × 1.5, ×1.8(Depth ... , perimeter, area, heart rate, pregnancy week (BPD, GS, CRL, FL, AC) and expected date of childbirthNote: name, serial numbers of case ...