查询词典 rocks

The slightly negative δ^30Si values of both thick-bedded and anatase-rich siliceous rocks are similar to those of hydrothermal and biogenic siliceous rocks. The ranges and mean values of δ^18O values are similar.

两种硅质岩的δ^30Si值为变化较小的负值，与热水沉积和某些生物成因硅质岩的硅同位素组成相似，两者的δ^18O值范围和平均值均相似。

Based on analysis of stress distribution in the wall rocks of underground opening and with the theory of slip line field s and Mohr Coulomb criterion, the characteristic of the plastic failure of the wall rocks has been studied.

在讨论地下围岩应力分布的基础上，用滑移线场理论和Mohr－Coulomb准则研究了地下洞室围岩进入塑性破坏状态的特征，推导了岩块沿滑移线滑落的条件，得到了岩爆发生时地应力的计算公式。

The results show that the pipe grouting changes the mechanical parameters of surrounding rocks to achieve the security of engineering objectives by reinforcing surrounding rocks and bolcking the water.

研究表明：小导管注浆一方面改变了围岩的力学参数，另一方面利用浆液的固结特性可以实现堵水和加固围岩的工程目标，使隧道在开挖过程中的安全得到保障。

The stratum of the area is proterozoic,Tao wan group(Pt1t).The nephrite deposit wasformed in carbonate rocks or calcium mudstones of shallow-sea facies, which was penetratedby basic magmatic rocks, Jinningian gabbro .

该区地层为下元古界桃湾群(Pt1t)，玉矿赋存于浅海相泥质碳酸盐岩及钙质泥岩，局部夹中基性火山岩的桃湾组中。

Kowloon also known as jade, jade Huaan, origin JIANGBEI Creek in Kowloon, the number of the most abundant reserves°ancient call this stone as plum stone, marble, stones are one of China's top ten, and its scientific name banded calcium silicon qualitative angle rocks, sedimentary rocks by heat changes in the role of self-formation, since their deposition age between about§°°òêto§°òê.

九龙璧玉也称华安玉，产地在九龙江北溪，储量最丰富的数华安县，古代称此石为梅花石、云石，是我国十大奇石之一，其学名为条带状钙硅质角岩，系由沉积岩热力自变化作用形成，其沉积年代距今约二亿四千八百万年至二亿四千三百万年之间。

But when using the same models and casting from the rocks, when retrieving you have adjust the tip of your rood slowly up to compensate the depth and swimming action, just enough that the VIB is just one meter or less to the top of the rocks and don't hook on some structures or reefs.

但时使用相同的模型和检索你时在岩铸造所调整的你 rood 缓慢，最多可补偿深度和游泳行动，只是足够，VIB 是只是一米或更低的岩石，并一些结构或礁 don't 挂钩。

That woman makes her whip to circle around her and turns around three times on the spot. Then, several bursts of weird wind suddenly blow there. As Po sees some big rocks strike toward him, he dodges in a hurry. Nevertheless, those rocks are actually all illusions! When Po collects himself, that woman is gone. Po utters a sigh and moves away along the direction that the archery team go.

那女子以鞭环身，原地飞快转了三圈，四周突然吹起几阵怪风，童博见几块大石向自己砸来，连忙闪避，可那些大石居然都是幻象，等童博定过神来，那女子已不见了，童博叹了一声，飞身向弓箭队退走的方向追了过去

The rock cycle is a process that involves the three types of rocks (igneous, sedimentary, and igneous) which shows how these three types of rocks form and how they are connected.

岩石周期是一个过程，涉及到三种类型的岩石，其中显示出这三类岩石的形成，以及它们如何连接。

They are sedimentary rocks, rocks which were laid down by the action of water on the bed of the ocean.

含有石油的岩石也与海洋有关，这是一种沉积岩，是在海水的作用下沉积到海底的。

They are sedimentary rocks, rocks which were laid down by the action of water on the bed of the ocean.

他们的沉积岩，岩石，由水床上的海洋。

I can not negligent, he should do what?

我不能不在意了，他要做什么呢？

It is very dangerous to swim in the river alone.

一个人到河里游泳是很危险的。