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- At present in gasoline de-mercaptan Process active carbon is mainly in forms of coal column and fruit shell(coconut,apricot,etc). 目前应用于炼油厂汽油脱硫醇装置的活性炭有煤质柱状活性炭、果壳(椰壳、杏壳等)活性炭。
- The isolated island working face is surrounded with the goaf and its Surrounding coal column and goaf have a tendency of spontaneous combustion. 孤岛综放工作面四周均与采空区相连,其四周煤柱和工作面采空区易于出现自燃发火。
- Based on remains supposes coal column mining determined,and further to the plan optimization design, remains supposes coal column mining had determined reasonable the width. 在确定了留设煤柱开采的基础上,进一步对方案优化设计,确定了合理的留设煤柱的宽度。
- It has outlined the law of geometry formula computation as well as the formula derivation of the coal amount among the range of protecting coal column,has pointed out the superiority of this law comparing with the traditional method. 概述了保护煤柱留设的几何公式计算法以及保护煤柱压煤量公式的推导,与传统方法作了类比,指出此法的优越性。
- Uses in the coal column filling to filter the decolorization,may reduce the powdered carbon amount used, improves the monosodiumglutamate quality, department head the coal column service life. 用于炭柱装填过滤脱色，可降低粉炭用量，提高味精质量，延长炭柱使用寿命。
- This paper discusses the reliability of narrow coal column support from load-bearing capacity, pin timbering manner, small hole anchorage cable strengthening and top paste injection etc. 从保证窄煤柱承载能力、顶锚杆支护形式、小孔径锚索加固、顶板预注浆等方面论述了采用窄煤柱支护的可靠性。
- Through surmounting solves the technology knotty problem of retrieving coal column of mining area with the system mechanization mining technique.By application in mining process the effect is better. 通过攻关,解决了综采工艺回收盘区煤柱的技术难题,经过在开采过程中的应用,效果良好。
- Keywords fault;elas-plastics;joint;shaft coal column; 断层;弹塑性;节理;井筒煤柱;
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- She piled on more coal before the fire go out. 在火熄灭之前她又加上些煤。
- I add the coal on the flame continuously. 我不断朝火里添加煤炭。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- Prohibition was laid on the export of coal. 禁止煤炭输出。
- He put a shovel of coal on to the fire. 他往火炉里加了一铲煤。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- We have enough coal to see the winter out. 我们有足够的煤过冬。
- Causes of Die Bloke in Coal Column Machine and Measures for Improvement 煤棒机机头棒模堵塞成因及改进措施
- They eked out their coal by collecting firewood. 他们拣拾木柴以补充煤的不足。
- We had a big delivery of coal today. 今天我们收到大批订购的煤。
- Pile on more coal the fire is going out. 火快灭了，再加上些煤。
