查询词典 quartz

Look at this exposure. The rock has well-developed foliation defined by elongated quartz and feldspar parallel to each other.

快看这个露头，这个露头上的岩石具有很发育的片理，片理是由拉长的石英和长石相互平行排列而成

Look at this exposure. The rock has well-developed foliation defined by elongate d quartz and feldspar parallel to each other.

快看这个露头，这个露头上的岩石具有很发育的片理，片理是由拉长的石英和长石相互平行排列而成

A single pure quartz crystal does not show any foreshock as a force is applied to it, it simply breaks when it can no longer withstand the pressure.

一块纯石英晶体在受到压力时，不会表现出任何预震，它只会在不能继续承受压力时破裂。

Some of them are Ceramic tile, granite, Wilson art and Formica laminate and Corian countertops, Silestone, quartz.

有些是陶瓷砖、花岗岩、威尔逊艺术和胶木层压制品和Corian工作台面， Silestone，石英。

The wood of China fir and Taiwan zelkova were used for cutting test. Cutting conditions of the tool were rake angle 35°, sharpness angle 29° and clearance angle 26°. Five depths of cut were laboratory fraise for metal cutting. The cutting force measurements, based on the cutting surface of the test material, were performed by a quartz piezoelectric three component dynamometer.

采用杉木与台湾榉之气乾材为试验材料，切削试验以高速度钢材质之平刀进行二次元纵切削(90-0)之平削试验，切削条件中刀具斜度角为35°，刀端角为29°，余隙角为26°，切削深度为0.05、0.1、0.2、0.3与0.5 mm，切削速度为1.1cm/s。

The functional relation can be proved basis on real model of the quartz crystal.

晶体在实际使用中，经常工作于负载谐振状态。

Many kinds of gem-grade minerals such as beryl, scheelite, cassiterite and tourmaline, and sub-products such as K-feldspar, galenite, tabular quartz, tabular calcite and mica were found in beryl-scheelite vein deposit of Huya, Pingwu County, Sichuan Province .

对该区代表性矿物绿柱石、白钨矿、锡石等进行了成分研究、形貌描述及矿物共生组合特点分析，从矿物标型特征、围岩蚀变类型确定了矿床属于高温热液云英岩脉型矿床，在此基础上重点探讨了板状绿柱石成因

Quartz, one of the major gangue minerals, is closely related to gold mineralization.

石英是其主要的脉石矿物之一，与金矿化密切相关。

The most polluted areas is near Tianjin second gasworks and around sewage river as well as sewage irrigation area. So we can conclude the major sources of pollution is atmospheric deposition and sewage irrigation. Second, It is positive correlation between the heavy-metal contamination and layered silicate minerals, while it is negative correlation between heavy-metals and quartz , feldspar as well as other minerals.

二、重金属污染元素含量与层状硅酸盐矿物含量呈正相关，而与石英长石等矿物含量呈负相关，充分说明污染元素主要赋存在层状硅酸盐矿物中，这与矿物自身的结构有着密切的关系，层状硅酸盐矿物具有很大的层间域，有利于对其他物质的吸附作用。

The intensity of humic acid sorption on kaolinite, gibbsite and quartz is related to the nature and number of adsorption site of the minerals, the electricity and the specific surface.

矿物结合的腐殖质可改变矿物的表面性质，矿物对腐殖酸的吸附强度与矿物的吸附位性质、密度、荷电性及比表面积有关。

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。