| 1. | Improvements of brake - clearance protector for main and auxiliary shafts winder 主副井绞车闸间隙保护装置的改进 |
| 2. | High accuracy through survey at adits of main and auxiliary shafts in tashan coalmine of datong coal industry group 同煤集团塔山矿主副井平峒高精度贯通测量 |
| 3. | All of the pumps which feed the main and auxiliary hydraulic systems are con - nected to , and driven by , a single pump drive transmission ( pdt ) 液压泵驱动装置和空气压缩机分别安装在位于公用基底层上一个电动机相反的两端。 |
| 4. | The pontoon is non - self - propelled . the main and auxiliary generator sets in the engine room provide enough room provide enough power for operation and livelihood 船体为非自航式,机舱内的主副发电机组可供装卸作业与生活用电。 |
| 5. | Thus the main and auxiliary polarization radars form a side lobe canceller system . based on the modeling of this system , an anti - jamming filter algorithm in the polarization - spatial domain is brought forward 针对接收全极化雷达,在其旁边放置全向双极化正交阵列天线与雷达构成旁瓣对消系统,并根据系统模型提出了极化域-空域联合滤波抗干扰算法。 |
| 6. | Ch series slot mixer is widely used for mixing powder or damp raw materials and can make main and auxiliary raw material with different ratio mixing evenly . the contacting place of machine is made from stainless steel . the gap between paddle wheel and cylinder is small 本机与物料接触处均采用不锈钢制造,浆叶与桶身间隙小,混合无死角,搅料轴两端设有密封装置,能防止物料外泻,广泛适用于制药、化工、食品等行业。 |
| 7. | By combining the design of cast asphalt concrete core earth - rock dam of nierji hydroelectric projects , an optimize study on the structural types and construction technology of cast asphalt concrete core are carried out in the article . the main contents of the study are summed up as follows : at present , the main and auxiliary core structures are widely adopted in the design of the cast asphalt concrete core earth - rock dam in the state , i . e . the main core to be asphalt concrete and auxiliary core of asphalt mortar masonry 本文结合尼尔基水利枢纽工程的浇筑式沥青混凝土心墙土石坝的设计,对浇筑式沥青混凝土心墙的结构型式和施工技术进行优化研究,主要研究内容归纳如下:目前我国在浇筑式沥青混凝土心墙土石坝设计中,心墙的型式多采用主、副墙结构,即主墙为沥青混凝土,副墙为沥青砂浆砌体。 |
| 8. | Abstract : this article retrospects the development of sequence control system in thermal power plants at home and abroad , especially introduces the three developmental stages of sequence control system in china over the past 35 years , i . e . : 1 . starting stage ; 2 . the second stage with programmable logic controller ( plc ) as core hardwares ; and 3 . the third stage with sequence control systems of main and auxiliary equipment incorporated into the distributed control system ( dcs ) and with field bus control system ( fcs ) got involved . this article also appraises the features of sequence control system composed of different configurations and looks forward to the developmental tendency of this system for the next century 文摘:回顾国内、外火电厂顺序控制系统的发展,特别介绍35a来我国顺序控制系统经历的起步阶段、以程序控制器( plc )为核心硬件的中期阶段和主、辅机顺序控制系统融入分散控制系统( dcs )阶段、现场总线控制系统( fcs )介入阶段,并对由不同形式组成的顺序控制系统的特点进行评价,展望下一世纪该系统的发展趋势。 |
| 9. | In this paper , closely connecting with the actual application of automatization on power station and main engine remote control , and based on the experiences in automatization design together with the successively - built vessels of all kinds in our yard , summarized descriptions will go to the present status , performance and characteristics of automatization in machinery room , analysis and discussion will also be given to classified requirement by rules and regulation on system design of monitoring , alarm , remote control and automatic shift of main and auxiliary equipment , including test and inspection ; all of which , by summarizing the design skeleton and the design ideals on ship automatization , have made some guidance with ship automatization design in the future 本论文结合电站自动化系统和主机遥控系统应用实例,依据舰船自动化系统设计经验以及我厂成功建造的各型舰船,就舰船机舱自动化现状、功能和特性、现行规范对自动化船舶分级及入级设计要求、主要配置的监测、报警、辅机的遥控操作和自动切换以及自动化系统的试验、验收等进行了综述;较好地总结了舰船自动化系统的设计规律,基本理顺了舰船自动化系统设计思路,可以指导今后的舰船自动化造船设计工作。并以此为基础,关注舰船电气自动化的新技术及发展方向。 |