例句與造句

1. To predict reliability , a sound valve design , backed up by a stress analysis must be subjected to functional cycle testing under critical operating conditions
   為了實現(xiàn)預期的可靠性，需要科學的閥門設計，建立在應力分析基礎上，并在關鍵工作環(huán)境下進行功能性循環(huán)測試。
2. It's difficult to find functional cycle in a sentence. 用functional cycle造句挺難的