查询词典 dust down

The main source of dustfall in heating period was Coal smoke dust and soil dust was the main source of non-heating period.

燃煤尘是采暖期降尘的主要来源，非采暖期降尘的主要来源为土壤风沙尘。

The dustfall samples collected under typical dust and non-dust weather were analyzed to examine their composition in Lanzhou.

选择兰州市典型沙尘和非沙尘天气收集两类降尘，并对其元素组成进行测定。

The dustfall samples collected under typical dust and non-dust weather were made particle size analysis in Lanzhou.

选择兰州市典型沙尘天气和非沙尘天气收集两类降尘，并对其进行粒度测定。

Red Dust, she saw sad to see lonely, to see their long hair dyed the mountains of the eolian dust, still persistent smile, so I smiled.

滚滚红尘中，她看到忧伤，看到寂寞，看到自己的长发染了千山万水的风尘，依旧执著微笑，于是我也微笑。

Regarding bad condition of oil, carbon powder and dust enter into Generator stator and dust enter excitor stator and high temperature of the excitor stator coil.

针对发电机静子漏进油、碳粉、尘土，励磁机静子漏进尘土等物，励磁机静子线圈温度高等不良现象，提出改进方案，实施后效果良好。

This paper discussed on some hot dust removal technology under development, and showed that the moving granular bed filter may be one of the greatest potential hot dust removal technology.

本文论述了正在研究和发展中的几种高温除尘技术，说明了移动颗粒层过滤除尘系统有可能成为最有发展前途的高温除尘技术之一。

In the paper, a high temperature dust removal test system of the moving granular bed filter without screen was developed and established, the experimental studies of the hot dust-removal characteristics and mechanism were done.

开发了一套新型无筛移动逆流式颗粒层过滤的高温除尘实验系统，并进行了高温除尘的性能和机理试验研究。

Removes dust the cloth sack to be possible to replace, when the dust removal effect reduces, must first inspect cloth sacks filterability.

除尘布袋可以更换，当除尘效果降低时，首先要检查布袋的过滤性。

Agent Products include: anti-static finger sets of anti-static Taiwan pad, anti-static turnover boxes, anti-static component box, anti-static hollow plate, purifying room: incision fingerstall,, clean cloth, SMT automatic wipe rolls of paper , visco-dust pad, sticky paper dust.

代理产品有：防静电手指套、防静电台垫、防静电周转箱、防静电元件盒、防静电中空板、净化室用：切口指套、无尘纸、无尘布、SMT自动擦拭卷纸、粘尘垫、粘尘纸。

Main Products: labor supplies purified anti-static clean room products, clean cloth, dust-free anti-static fingerstall, disposable latex gloves, cotton gloves, white cotton work gloves, antistatic gloves, gloves, acid, wear gloves, activated carbon various types of dust masks and anti-virus and 3M series of masks, work shoes, overalls, rubbers, plastic fingerstall, cloth fingerstall, various sizes and colors of cloth.

主要产品：☆劳保用品无尘室防静电净化产品、无尘布，无尘防静电指套，一次性乳胶手套，棉纱手套、白棉布作业手套，防静电手套、耐酸碱手套、耐磨手套，活性炭口罩及各类防尘防毒及3M系列口罩、工作鞋、工作服、雨鞋、胶指套、布指套、各种大小及颜色抹布。

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。