正中切面  median plane; median section

正中矢状切面  Mid-sagittal plane

正面面积  Area; Face

正切切线  tandem mode

横切面面积  cross sectional area; Cross-sectional area

切面面积  Sectional area

FM反正切解调  arc tangent FM demodulation

Mitchell矫正切骨术  Mitchell osteotomy

表面正电荷  Positive surface charge

布正面  face side

布之正面或右边  ecdroit

城市的正面背面  Front and rear view of the city

赤道圆筒正切投影图  equatorial cylindrical orthomophic chart

赤道正面  equatorial plane

船体正面图  body plan

从正面  Pro

淡黄黄牛正面劳动手套革  light yellow cow leather for working gloves

电容量和损耗角正切  the rate capacitance and tangent of the loss angle

断面正压力  positive stress on fault plane; fault-section normal pressure