向量三重积 [数] vector triple product ; triple product of vectors

三维向量 tri-vector ; [数] three-dimensional vector ; D Vectors

三向坐标测量装置 three coordinates measuring equipment

向量三角形 vector triangle ; triangle of vectors ; vectorial triangle

GPS三维基线向量 GPS Tri-dimensional Baseline Vector

三维向量运算率 three-dimensional vector rate