spring steel

• n. 弹簧钢

例句

用作名词 (n.)

1. Round cold-drawing carbon spring steel wire for machinery.
   适用于机械用圆形截面的冷拉碳素弹簧钢丝。
2. Super-strengthen spring steel is applied to centralize casing in wellbore, and improves cementing quality.
   利用高强度弹簧钢支撑套管，使套管居中，提高固井质量。