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- main shaft coal bunker 主井煤仓
- The hollow stemlike main shaft of a feather. 翎管羽毛的中空的茎状羽干
- Height between base surface of coal feeder and coal bunker outlet. 给料机基础平面与磨煤机入口之间的高度。
- Retrograde ventilation is used for Wangjiazhai coal mine, both air leakage and ventilation resistance of the main shaft are largish. 王家寨煤矿为中央并列式通风,漏风量较大,主井通风阻力较大。
- Retrograde ventilation is used for Wangjiazhai coal mine,both air leakage and ventilation resistance of the main shaft are largish. 王家寨煤矿为中央并列式通风,漏风量较大,主井通风阻力较大。
- Huainan Banji coal mine introduces precasting in Main Shaft and ventilation shaft,and drilling shaft lining is precast construction in ground. 淮南板集煤矿主井与风井采用钻井法凿井,钻井井壁在地面预制施工。
- Discussed the construction method of skip loading chamber and coal bin under rebuilding from auxiliary shaft to main shaft by using fomer equipments. 介绍了庞庄矿副井改主井时，利用井筒原有装备施工箕斗装载硐室和煤仓的施工方法。
- A secondary mine passageway between two main shafts or tunnels. 次要矿山甬道矿井中连接两条大隧道的小巷道
- As a special hydrogeological condition of Guotuen Coal Mine,directly clearing away scattered coal chamber of main shaft might happen water burst accident. 由于郭屯矿井特殊的水文地质条件,直接施工主井清理撒煤硐室可能会发生突水事故,所以在施工主井清撒硐室前,进行探水预注浆工作。
- It s a important join component of hydrogenerator main shaft fasten joint bolt. 水轮发电机主轴联轴螺栓是水轮发电机重要的联接部件。
- To make shaft coal cutting planning is a multi nodal decision making course for it's intricacy of influencing factor. 矿井采煤计划编制影响因素复杂,是一个多环节的综合决策过程。
- Pingdingshan enjoys abundant mineral resources. It's the biggest coalmine in east, central and south China with the title of" Coal bunker of central China" since long before. 盛产井盐的长江三峡地区,在东汉及至南北朝时期,已逐渐成为廪君、瓠后裔与汉人交相杂居的地带。
- In the process of round coal bunker construction,the interval distance problems are settled by the new ways of steel bar slip way,steel bar framework,and the like. 在圆煤仓施工中,通过采用钢筋滑道、钢筋骨架等新方法有效解决了仓壁钢筋间距等问题;
- The bottom bearing applies both labyrinth seal and frame seal, which have good performance of sealing. The main shaft is anticorrosive. 下轴承端盖密封采用双重密封，可确保密封效果，主轴采用防腐新技术，能保护主轴免受腐蚀。
- Experimental results of three videos at coal bunker floor of the electric factory show that the methods for the image sampling, the edge detection, and the flow analysis are practical and effective. 在电厂中进行了三段煤传输录影实验，对三段录影流量检测的重复性和准确性比较结果表明，本文提出的图像采集、边缘提取以及流量分析方法可行、有效。
- This machine is specially designed for plucking guard hair of mink.The speed of the main shaft is infinitive variable. 该机器是专门用于对水貂的针毛进行拔除的专用设备。主轴无级调速。
- The structure of the main shaft bearing assembly can decide its using conditions. 主轴轴承的结构形式又决定了螺杆钻具的使用条件。
- The adoption of programmable controller in the electric control system realized the automatic control from the reception of coal from coal bunker to the sequential charging of the charging car. 在电气控制系统中采用可编程控制器,实现了装煤车从煤塔取煤到顺序装煤的自动控制。
- According to the conditions of main shaft,choosing appropriate method to decide the best solution. 并根据主轴的实际情况,选择合适的寻优方法,进而确定最优解。
- The paper points out the reasons of the main shaft rupturing of mine hoisting and gives out the preventive measures. 指出了提升机主轴产生实际危险截面的原因,并进行了理论分析,进而给出了预防方法。
