| 单词 | shear |
| 释义 | shear [shir] DESIGN ENGINEERING A cutting tool having two opposing blades between which a material is cut. ENGINEERING An apparatus for hoisting heavy loads consisting of two or more poles fastened together at their upper ends and spread apart at their lower ends, secured or steadied by a guy or guys, and provided with a tackle. Also known as shear legs. MECHANICS See <<shear strain>> MINING ENGINEERING To make vertical cuts in a coal seam that has been undercut. |
| 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。