The characters of railout-line quenching are presented which is achieved at Baotou Steel.
本文介绍了包钢新建钢轨离线全长淬火工艺的特点。
2
She leaned on the ship's rail and gazed out to sea.
她靠着船上的护栏，凝望大海。
《牛津词典》
3
He points out that both Hong Kong and Zurich have managed to make a success of their rail systems, heavy and light respectively, though there are few cities in the world as hilly.