| 单词 | spiral cutterhead |
| 释义 | spiral cutterhead [`spī·rǝl `kǝd·ǝr´hed] MINING ENGINEERING A rotary digging device which dislodges and feeds alluvial sand or gravel to the intake of a suction dredge. |
| 随便看 |
|
科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。