steel requirement的用法和樣例：
例句
- Measures taken to diminish the requirement for homologous blood in electie arthroplasty procedures are therefore worthwhile.
因此有必要在關節置換手術中採取措施減少異體血的需要量。 - Dietary nutrient digestion and nitrogen metabolism in the experimental animal were determined, and maintenance protein requirement for weaning sika deer was suggested.
通過對營養消化代謝參數的測定，研究了日糧蛋白質水平對斷乳仔鹿氮消化和氮沉積規律及營養物質消化代謝的影響，並初步確立了斷乳仔鹿的蛋白質維持需要量。
