煤矿井下,coal mine underground
1)coal mine underground煤矿井下
1.Study on scheme of IF mobile communication incoal mine underground;煤矿井下中频移动通信技术方案研究
2.The status of mobile communication incoal mine underground is introduced, the difficult technical problems including laneway infection for wireless transmission and weak signal reception and noise interference are analyzed, and ways to solve these problems are proposed.介绍了我国煤矿井下移动通信现状,分析了技术上的难题-巷道对无线传输的影响、弱信号接收和井下环境噪声干扰,提出了解决途径。
3.To solve the problem of frequent over-grade trip of fast short-circuit protection in high voltage power supply system ofcoal mine underground,a scheme of adaptive protection system based on independent substation was proposed.针对煤矿井下高压供电系统速断保护经常越级跳闸的问题,提出了一种基于独立分站的自适应保护系统方案。
英文短句/例句
1.The fair use for trackless underground coal vehicle煤矿井下无轨胶轮运煤车的合理使用
2.Power Supply Plan for Thin-layers in Fully-mechanized Mining煤矿井下薄煤层综采工作面供电方案
3.Location, tracking and enquiry management for coal mine.煤矿井下人员的定位、踪、询管理。
4.TREATMENT OF ACIDIC WASTEWATER FROM COAL MINE BY AERATION NEUTRALIZATION PROCESS用曝气-中和法处理煤矿井下酸性废水
5.Research on Braking System for the Coal Mine Underground Explosion-proof Convey Vehicles;煤矿井下防爆运输车制动系统的研究
6.Personal Position System Used in Coal Mine Based on RFID;基于RFID的煤矿井下人员定位系统
7.The Modeling and Implementation of Mining Safety Information System;煤矿井下安全信息系统的建模与实现
8.A Study of Miner Vehicle Control Using RFID;RFID应用在煤矿井下机车调度的研究
9.Study on Electronic Map System for Mine Based on GIS基于GIS煤矿井下电子地图系统的研究
10.Sensor network of underground mine electric power line base on LonWorks基于LonWorks的煤矿井下电力线传感器网络
11.Application of ARM-Linux Embedded System Underground MineARM-Linux嵌入式系统在煤矿井下的应用
12.Practice of Reducing Pollution Discharge and Utilizing Water Resource in Underground Mine煤矿井下水资源合理利用与减排实践
13.Centrolized Control System of Underground Overhead Manned Cart煤矿井下架空人车集中控制系统设计
14.Design Research of Multi-section Crawler-type Underground Coal Mine Search Robot多节履带式煤矿井下搜索机器人设计
15.Construction of Coal Mine Underground Rapid Continuous Carrying People System煤矿井下快速连续化运人系统的建设
16.Application of Leakage Mobile Communication Technology in Collieries泄漏移动通信技术在煤矿井下的应用
17.Control of Exhaust Pollutant of Flame Proof Diesel Engine in Underground Coal Mmines煤矿井下防爆柴油机排气污染的控制
18.Application of membrane filter press in the underground NO.3 coal mine of Jining隔膜式压滤机在济三煤矿井下的应用
相关短句/例句
coal mine煤矿井下
1.Research of autocompensate technology about distributed capacity of electrical wire incoal mine;煤矿井下电网分布电容补偿技术研究
2.A non-spark cutting device forcoal mine is introduced in this paper.介绍了利用前混合磨料射流技术所设计的 ,可用于煤矿井下进行无火花切割作业的装置。
3.The chemical compositions, properties and reaction principles of polyurethane applied incoal mine were introduced and the effect of catalyzer, foamer,fire retardant and storage stabilizer on the properties of polyurethane as seal material were discussed.介绍了煤矿井下用聚氨酯泡沫密闭材料的化学组成、性能和反应原理 ,探讨了催化剂、发泡剂、阻燃剂和贮存稳定剂等因素对组合聚醚及其聚氨酯密闭材料的性能影响 ,并在煤矿井下进行了封闭应用试验 。
3)underground coal mine煤矿井下
1.Design and implementation of wireless video surveillance system inunderground coal mine煤矿井下无线视频监控系统的设计与实现
2.Analysis of the problem of trial-production process of the polyethylene-coated composite pipe forunderground coal mine煤矿井下用聚乙烯涂层复合钢管试制过程问题分析
3.It s an trend using industrial Ethernetunderground coal mine.工业以太网控制系统应用到煤矿井下是煤矿监测监控系统发展的趋势,文章介绍了工业以太网的主要技术,结合两个典型应用实例,分析了工业以太网控制系统在煤矿井下应用的优势和可行性。
4)underground mine煤矿井下
1.Penetration ability of radar wave is an important index for evaluation of application of radar inunderground mine.雷达波的穿透能力大小是衡量雷达在矿井中应用效果好坏的重要指标，它取决于介质的电磁波衰减系数，衰减系数越小，雷达波的穿透能力越大，衰减系数随着介质电导率的增大而增大，煤矿井下介质主要为低电导率的煤层、砂岩、页岩、灰岩，它们的衰减系数较小，雷达波在这些介质中穿透能力较大。
5)underground coalmine煤矿井下
1.Based on the analysis of various common failures inunderground coalmine blasting work, the paper summarizes the main reasons of these failures and also puts forward concrete measures to guard against them.通过对煤矿井下爆破施工作业中常见各种爆破故障的分析,指出引起故障的主要原因,并提出了预防和处理爆破故应采取的具体措施。
2.So based on the introduction of Bluetooth technology,the main methods used in current mine wireless communication and the problems existing inunderground coalmine wireless communication,discussed the technological problem standing before the application of Bluetooth technology in mine communication,analyzed its feasibility,brought forward one mobile basesite model used in under.对此介绍了蓝牙技术特点、目前矿井无线通信的主要手段及煤矿井下无线移动通信存在的难题,针对蓝牙技术在矿井通信中所面临的技术难题进行探讨,分析其可行性,提出了一种在煤矿井下应用的以基站联合为前提的移动基站模型,最后对蓝牙技术应用于矿井之中的前景进行探讨。
6)mine shearer煤矿井下采煤机
1.This paper briefly analyzed breakdowns and problems ofmine shearer when it is working.简单分析煤矿井下采煤机在采煤过程中易出现的障与问题,并提出了解决办法。
延伸阅读
标准煤(见煤当量)标准煤(见煤当量)standard coal、~‘~1人、4《1工兀飞coal)见煤当等
