“瓊斯向量”造句，怎麼用瓊斯向量造句

Then he passed the line a little lower on his shoulders and braced his left hand on it.

採用瓊斯向量法推匯出誤差理論模型，並數值計算了誤差隨分光鏡光學引數和方位角的變化規律。