查询词典 rock

Bell Rock lies in the highest point of a treacherous reef 11 miles off the coast of Arbroath and is directly in the path of ships making for the Firth of .

钟岩，关键在最高点，一奸礁十一英里外海arbroath ，并直接在路径中的船舶制造为河口的。

It is an important Archean stratum in China and consists of a rock association of the Fuping katametamorphic greenstone belt.

阜平岩群主要分布在太行山北段，是我国太古宙重要的地层单元，并构成阜平深变质绿岩带的岩石组合。

Felsic gneiss is the most widely distributed rock type in Archean metamorphic complex areas.

长英质片麻岩是太古宙变质杂岩区最主要的岩石类型。

In terms of the geographic distribution, granite of China is distributed throughout the country; in terms of geological structure, it is distributed in all the orogenic belts; in terms of ages, granite of all ages from the Archean to Cenozoic are found in China; and in terms of rock types and genetic types, almost all the known granite types in the world occur in China.

中国的花岗岩在地理分布上遍及全国，在地质构造分布上遍及所有的造山带，在产出时代上从太古宙到新生代均有发现，在岩石类型、成因类型上，世界上已知的类型中国几乎都有。

This paper demonstrates some rock genesis discrimination about Archean gray gneiss based upon REE geochemistry.

本文以稀土元素地球化学理论论证了北京、辽吉地区某些花岗岩为岩浆成因而非混合岩构成的"地层"。

The major results about magnetic petrology of high-grade terrenes of Archean shield areas in the world are reviewed in this article,focusing on the relationship between rock magnetism and deformation, and metamorphism and intensity of magnetization of continental lower crust and its origin.

综述国际上有关太古宙高级地体磁性岩石学研究的主要成果，侧重高级地体岩石磁性与变形、变质等级的相互关系及大陆下地壳磁化强度及其成因机制等；提出了有关高级地体岩石磁性研究中值得注意的几个问题。

The metallogenic substance mainly comes from the Archeozoic metamorphic rock series in basement.

成矿物质主要来源于基底太古界变质岩系。

Hunting an average elevation 3500 ── 4000 meters, the annual average temperature of 6.5 ° c, is a cold desert and hill areas, for hunting animals mammals, five heads of as many as 27 kinds of Section 12, there argali, rock sheep, oh sumatraensis throat, white-lipped deer, wild camels and so on.

狩猎场平均海拔3500──4000米之间，年平均气温6.5°c，属荒漠山丘和高寒地区，可供狩猎兽类动物，五目十二科二十七种之多，有盘羊、岩羊、哦喉羚、白唇鹿、野骆驼等。

The necessity of going underground combined with the eventual invasion of rock and roll sent the tango into decline until the mid-1980s when the stage show Tango Argentino opened in Paris.

探戈只能在地下活动的情况，加上后来摇滚乐的入侵，使得探戈发展一直走下坡路。一直到八十年代在巴黎的一场舞台秀Tango Argentino才改变了探戈的命运。

The experiment indicates that this parameter can reflect the capping ability of argillaceous rock cap formation.

实验表明，该参数能够从微孔结构的角度反映泥质岩盖层封盖的能力。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。