section steel的用法和樣例：
例句
- This paper presents an automatic stowing,packing and gathering system for a section steel tandem rolling line.
介紹一種用于精整工藝的自動(dòng)化型鋼碼垛包裝收集系統。 - The application of stamping technology to the length shearing technique used on the production line of cold-bending section steel was introduced.
介紹了一種沖壓模具技術(shù)在復雜斷面冷彎型鋼生產(chǎn)線(xiàn)上定尺切斷技術(shù)的應用。
