vertical test的用法和樣例：
例句
- The retanning and fatliquoring technology of the inferior wet blue cattlehide had been studied by way of the orthogonal test.
本文通過探索性試驗及正交試驗研究了採用質次黃牛藍濕皮生產鞋面革的復鞣加油技術。 - The concrete water reduing agent was synthesized with solid benzofuran resin,and by means of the orthogonal test method the experiment parameters were well determined.
以固體古馬隆樹脂為原料合成混凝土減水劑，並用正交試驗法優選試驗參數。
