大家都搜：
交叉乘积；向量积
1、wrought product───锻制品
2、cross───vi.交叉；杂交；横过；n.交叉，十字；十字架，十字形物；adj.交叉的，相反的；乖戾的；生气的；vt.杂交；渡过；使相交
3、a product───一个产品
4、product───n.产品；结果；[数]乘积；作品
5、hair product───美发产品
6、slimmer product───减肥产品
7、procuring product───采购产品
8、product rule───乘法定则；[数]乘积法则
9、bivector vs cross product───二分体vs交叉积
1、It produces a cross product of the two tables (all combinations of rows), but with rows excluded if the id numbers do not match.───该查询生成两个表的矢量积（各行的所有组合），但不包括ID号不匹配的那些行。
2、We have also learned that the direction of the cross product is given by taking the direction that's perpendicular to A and B.───我们还学过，外积的方向，与A和B均垂直。
3、Let me just point out one important application of cross product that maybe you haven't seen yet.───现在我说下外积的一个重要应用，可能你们还不知道的。
4、Or also called... most of the time I refer to it as the cross product.───或者大多时候，我叫它“叉积。”
5、The Crossjoin function returns the cross product of two or more specified sets.───Crossjoin函数返回两个或更多指定集的叉积。
6、To find the surface element together with a normal vector, I would just take the cross-product between these guys.───为了找到带法向量的面元，我就取这两个的叉积。
7、We have the cross-product of the position vector to this point times the force.───我们用这个点的，位置向量，乘以这个力。
8、combination process follows a cross product pattern.───组合过程遵循跨产品模式。
9、degrees so the cross product is nice.───度，所以十字很好看。