查询词典 rock

In this paper the principles of a stochastic process will be applied to the studyof rock mechanics.

本文将随机过程引入岩体力学中，借助区域化变量和变异函数表征岩体力学的性质。

In any case, this rock gave evidence that the presbyterium or sanctuary proper was in the shape of a platform which took up not only the apse but an area in the central nave also.

这石头给适当的证词：长老之所或圣所占用的这平台，它不只是在半圆壁龛，还占用部分中殿的范围。

On the basis of collecting systematically the materials of the physical prospecting, the geological drilling and the water pumping experiment of the mine, geological structure ,aqui- fers and other hydrogeological condition of the minefield have been detailedly researched. Finally, the conclusions that geological structure of the mine is ***, aquifers belong to the aquosity small rock layer, hydrogeological condition is ***, were drawn.

在系统收集该井田矿井物探、钻探和抽水试验资料的基础上，对井田内地质构造、各含水层等水文地质条件进行了具体研究，得出结论为矿区地质构造简单；含水层属于含水性弱或微弱的岩层；水文地质类型为中等。

His voyage leads to the discovery of a broad spectrum ranging from modern electronic, rock and hip-hop to classical "Arabesque".

他的旅程更揭示了当地音乐种类的广泛，由现代电子音乐、摇滚、hip hop，以至古典阿拉伯音乐神髓，让观众大饱耳福。

Any of several rock-loving cresses of the genus Arabis.

筷子芥类的几种喜岩石的水芹中的一种。

The 69,930-acre (28,300-hectare) Copahue Provincial Park, on the eastern border of Chile, is home to prehistoric araucaria forests, vast prairies, snowy Andean peaks, picturesque lakes, and lunar-like landscapes of rock formations, shown here.

有69930英亩（28300公顷）的Copahue省立公园，在智利的东部边界，容纳事前的南洋杉森林，广阔的大草原，多雪的安达斯山峰，如画的湖，和月亮的风景的岩石构成，表明这里。

Photo Gallery: Land of the Living Wind The 69,930-acre (28,300-hectare) Copahue Provincial Park, on the eastern border of Chile, is home to prehistoric araucaria forests, vast prairies, snowy Andean peaks, picturesque lakes, and lunar-like landscapes of rock formations, shown here.

在69930英亩（ 28300公顷） copahue省级公园，在智利东部边境，是家中的史前南洋杉森林，广阔的草原，雪域安第斯山峰，风景如画的湖泊，和月球一样的景观岩层中，在这里显示。

E. On the basis of drawing up the discrete rod element, the preprocessor procedure forming the element formation of arbitrary orientation rock bolt is worked out.

e。在编制离散式杆单元的基础上，编制了生成任意岩体锚杆单元信息的前处理程序，从而克服了常规的有限元算法中必须将锚杆布置于单元结点的常规做法。

The Arboretum distributed the seeds Rock collected to botanical and horticultural institutions in North America and in Europe.

随后，植物园将洛克搜集的种子分配给北美和欧洲的植物学、园艺学机构。

Based on properties of the rock attached to some of the fragments, Arbour and her colleagues think the specimen may date to about 70 million years ago in the Upper Cretaceous Period.

基于附着在骨骼上碎石的特性，阿伯尔和她的同学们认为这一物种生活在0.7亿年前白垩纪早期。

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。