您要查找的是不是：
- X80钢级X80 grade
- X80钢级直缝埋弧焊管X80 steel SAW straight welded tube
- X80钢X80 steel
- X80钢卷X80 plate coil
- X80钢与WPHY80钢X80 and WPHY80
- X80／X100钢级X80/X100 grade
- 开窗侧钻中合理确定不同钢级的段铣参数Determining Different Section Milling Parameter in Sidetracking
- 六级英语English Band 6
- 螺纹钢deformed steel bar
- X80X80 grade
- 八级风force 8 wind
- X80管线X80 pipeline
- 百万吨级megaton
- X80厚壁焊管X80 grade steel pipe with heavy thickness
- G级各种年龄段的观众都可观看的电影A movie rating that allows admission to persons of all ages.
- 这类工具是钢制的。Tools of this kind are made from steel.
- 企业级enterprise-level; business-level
- 他是耶鲁大学比我高两级的学生。He was my senior at Yale by two years.
- 他的建筑主要是以钢筋混凝土或钢为骨架的。He centers his constructions around reinforced concrete or steel skeletons.
- 磁铁吸铁也吸钢。A magnet attracts both iron and steel.
