| 释义 |
natural rock
基本例句
原生岩,天然岩石
Sawing with diamond abrasive tools is the most important method for the processing of natural stone.使用金刚石工具的锯切加工是切割天然岩石材料的最主要方式。
This freeze-thaw cycle, a common form of erosion of natural rocks, too, weakens a structure directly and also exposes steel reinforcing rods to water, causing them to rust.这种作为侵蚀天然岩石的常见形式的冻融循环，同样会直接削弱建筑物，并且还使钢筋条与水接触而导致他们生锈。 |