基准线: base line; datum line; datum ...圈: circle; ring参考线圈；基准线圈: reference coil基准线: base line (bl); datum line; datum; fiducial line; reference line基准线；基准面: datum line标定基准线: thrust line测量基准线: measuring baseline垂直基准线: vertical datum lines; vertical reference line法定基准线: ordnance datum; ordonnance datum方位基准线: azimuth reference datum飞弹基准线: missile reference line (mrl)固定基准线: fixed datum光学基准线: optical reference line活字基准线: base line基线，基准线: basic line基线，基准线，时基: bl base line基线；底线；基准线: baseline基准线,参考线: reference line基准线；基线: base line基准线标志: datum mark基准线差: datum line differential基准线法: reference line method; referencelinemethod基准线体系: baseline architecture基准线以上: abl机身基准线: fuselage reference line
