optimum calculation的用法和樣例：
例句
- In this paper, the design and calculation of Yangtoukou Grade Ring Bridge by Bi-Spline subdomain Method is presented.
本文就採用雙樣條子域法對洋頭口立交橋進行設計計算作了敘述。 - The analysis, improvement and design calculation of the screwy feed appliance of the flour packer was introduced.
對螺旋供料器應用於麵粉包裝機進行了分析，提出了改進措施及設計計算。
