常見例句雙語例句The performance of the polythene film collector was analyzed, and the loosening shovel and curl-up film roller were designed and developed.該文在分析殘膜廻收機性能的基礎(chǔ)上，對起膜機搆與集膜機搆進行了設(shè)計研究。 返回 curl-up film roller