An aquifer is a water-bearing rock stratum such as sandstone and chalk.
地下蓄水层是一些有水的
石层, 如沙和白垩。
石块，石块；礁；暗礁
)来回摆动震惊；受震动体；块，块体；石层；生油层
；软石石力学；土力学层突裂石边坡；石坡；石坡；石流坡；火成；火山碎屑；剧烈摇；硬质石石类型；石型态盐；贮油；储油石团运动；石作业An aquifer is a water-bearing rock stratum such as sandstone and chalk.
地下蓄水层是一些有水的石层, 如沙和白垩。
Basic, acidic extrusive and volcanoclastic rocks are known as the main rock types.
石炭纪末期本区的浆活动开始,早二叠世晚期和晚二叠世早期是两个主活动期。
The mason was chipping away at the rock with a hammer.
石
子一点一点地把那块石头击碎。
The spade clanged when it hit the rock.
铁锹铲在石头上发出当的一声。
Typically the rock is massive, but commonly it is flaggy or schistose.
这类石典型地呈块状，但常呈薄板状或片理化。
Be careful when you walk in this field; there are lots of rocks cropping out.
你在这块地行走时要小心, 地面上有许多露出来的石头。
He was chipping away at the rock with a hammer.
他在铁把那块石一小块一小块地敲下来。
The host rock conformably overlies a band of siliceous chertybrecia.
含矿主整合地上覆于硅质燧石角砾石带之上。
These are useful in hard rock mining where high brisance, high shattering effects, are desired.
这种炸药，对需要高威力、高破碎效应的坚硬石矿，是有的。
The spring oozes out of a rock.
泉水从石中渗出。
The castle is founded on solid rock.
城堡建筑在坚固的石上。
That rock musician has a cult following.
那个摇音家拥有大批狂热的崇拜者。
He looked on in horrified fascination as the ship drew nearer to the rocks.
他万分惊恐地看着船越来越靠近礁石。
The hurricane flung their motor boat upon the rocks.
飓风把他们的摩托艇抛到石上。
The boat was dashed against the rocks.
那船猛地撞到礁石上。
The earthquake unsettled the rocks up the mountain.
那次地震震松了山上的石块。
Geologists study the structure of the rocks.
地质学家研究石结构。
The goat leaped surely from rock to rock.
山羊稳稳当当地从一块石头跳到另一块石头上。
Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer.
磷矿在一个预混合槽中与硫酸以及循环回的第一洗涤酸进行混合。
Navigation is difficult on this river because of hidden rocks.
由于多暗礁, 在这条河上航行很困难。
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