natural rock

Natural rock joint surface profiles belong to fractal category.

自然岩石节理表面轮廓线可以看作为分形曲线.

互联网摘选

An iconic Maltese natural rock arch, known as the Azure Window because it arched over blue seas popular with divers, collapsed into the Mediterranean Sea last Wednesday as Malta was hit by rough seas and stormy weather.

由于遭遇狂风巨浪，马耳他一座地标性天然石拱上周三坍塌，落入地中海。这座石拱因拱悬于蔚蓝色的海面上而被称为“蓝窗”，这片海域深受潜水者的青睐。

互联网摘选

However, most of the diehard climbers agree that there's nothing like natural rock.

然而, 多数铁杆的攀岩者都认为没有什么可以和自然岩壁相提并论了.

网络文摘精选

A Study on Pavement Performance of Chinese-Made Natural Rock Asphalt Modified Asphalt Mixture

国产天然岩沥青改性沥青混合料路用性能研究

互联网摘选

Rock climbing is a sport in which participants climb up, down or across natural rock formations or artificial rock walls.

攀岩Rock climbing参加攀岩活动的人在自然岩石或者人工岩墙上上下爬行或者横着爬行。

互联网摘选

In natural rock, the unconnected pore takes only a little part in the total pore.

天然岩石中，非连通孔隙占总孔隙度的比例很小。

互联网摘选

There was a natural rock bridge in Mountain Chi Cheng. The bridge was only one foot in width, and was covered with smooth and slippery mosses1. On both sides there were steep cliffs, and it was really dangerous.

赤城山上有一座天然的、完全由岩石架成的梁，桥面只有一尺宽，上面长满了又软又滑的苔藓，两旁是峭壁悬崖，极其危险。

互联网摘选

At the top of 360 feet tall Victoria Falls there is a natural rock pool, called Devil's Pool, where the water is relatively calm.

360英尺的维多利亚瀑布顶端有一个这样的天然岩石池，叫做“魔鬼池”。

互联网摘选