查询词典 alluvial fan

It's alluvial, sedimentary, volcanic soil.

这都是些冲积来的泥土，火山造成的泥土。

Very few buildings had been built to withstand an earthquake, and the city lies on unstable alluvial soil.

建造了很少可以抵挡地震的建筑物，这个城市本身就位于不稳定的冲击土上。

There are also a result of rich alluvial gold that gets its name.

也有说因盛产沙金而得名。

It is the largest river alluvial island and the third largest island of China that is only second to Taiwan Island and Hainan Island.

它是最大的河流冲积岛和第三大岛是我国仅次于台湾岛和海南岛。

Many minerals are found in alluvial deposits of s and , clay, or gravel.

许多矿物都是在砂土、泥土或砾石冲积矿床中发现的。

There into the sea on the continental shelf of alluvial river delta formation.

在大陆架上有流入大海的江河冲积形成的三角洲。

Any of several Australian gum trees growing on moist or alluvial soil .

几种生长在潮湿或淤积的土壤中的澳大利亚桉树的任意一种。

The concentration of alluvial pollen can be taken as an indicator to distinguish different geomorphological units.

冲积物的花粉浓度可以作为划分不同地貌单元的指标。

A 2D hydraulic and water quality model was used to simulate the alluvial situation of the Fushan water course.

同时，结合二维水量模型对福山倒套淤积的形势进行数值模拟和预测。

All of them were mainly located in alluvial plain of Yellow river.

在29个乡镇中存在7个高碘地区，累计受危害199317人。

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。