肩关节前脱位
Anterior dislocation of shoulder joint
外伤性前牙脱位
traumatic anterior teeth luxated
波前位相梯度
RMS of the wavefront gradients
侧前位胎盘
Placenta praevia partialis
Placenta praevia lateralis
超低位前切除
ultra-low anterior resection
ultralow anterior resection
超低位前切除术
utralow anterior dissection
垂直前位喉次全切除术
Platysml myocutaneous flap
低位前切除
Low-anterior resection
Lower anterior resection
Bureau of the Legislative Affairs under the State Council
点火提前位置传感器盖
timing advance position sensor cover
电刷超前位移
forward lead of the brushes
割前脱粒
threshing of before-cutting
threshing prior to cutting