non-quenched- tempered steels的用法和樣例：
例句
- The application of nonhardened and tempered steel is predicted.
並預測了非調質鋼的應用前景。 - In particular,some typical methods are discussed with regard to en-hancing the toughness of high strength microalloyed engineering steels with ferrite-pearlite structure.
特別探討了目前用量最大的高強度鐵素體一珠光體非調質鋼提高韌性的幾個典型方法。
