您要查找的是不是:
- Result showsthat there is a better relation among coal conversion,H/C atomic ratio and maceralin the coal. 实验结果表明,原煤中的H/C原子比和有机显微组成和煤的转化率存在较好的相关性,煤的转化率随原煤中的H/C原子比增高、镜质组分含量增加而增大;
- However, either coal conversion or acetylene yield grew downwards as the feedstock rate was increased. 随着煤比能耗的增加,煤的转化率和乙炔收率呈增加趋势;
- The coal conversion technologies that come to dominate will be those that can meet the objectives of climate change mitigation at the least cost. 未来,那些价格最低、又能延缓气候变迁的煤转换技术,将成为主流。
- The analytical approaches and the identifications of the compound of phenols,which are produced from coal conversion have beem summed up. 本文总结了煤化工转化过程中酚类化合物的各种分析鉴定方法。
- Active bauxite,silicon dioxide,diatomaceous earth and ash have been found suitab le for alkali removal from hot flue gas in a coal conversion system. 活性矾土、二氧化硅、硅藻土及煤灰对高温烟气中碱金属的脱除都有一定的效果。
- It is found that if the hydrocracking catalyst and the hydrorefining catalyst are used in ratio of 1:1, both high coal conversion and oil yield can be obtained, and the hydrogen consumption is low. 发现加氢裂解催化剂和加氢精制催化剂按1:1混合使用,可获得较高的煤转化率和油产率,氢耗也较低。进一步研究表明,该混合催化剂适于在较低温度下使用,最佳液化温度随其它操作参数变化。
- So, the effect of mineral matter was studied.After most of mineral matter of coal were removed, (removing rate 84.83%), the autocatalysis effect wakened and the coal conversion declines clearly. 经过酸洗后,去除了煤中大部分矿物质,脱灰率达84.;83%25,再加氢液化,自催化作用减弱,总转化率明显下降,尤其降低了煤的起始高活性;
- Effects of coal rank,coal maceral,temperature, heating rate,coal particle size,residence time,atmosphere,and pressure on the phenols production in coal conversion were discussed in this paper. 本文探讨了煤化度、煤岩组成、温度、加热速度、煤颗粒大小、停留时间、反应气氛和压力对煤转化过程中酚类产生的影响。
- coal conversion in northern shaanxi 陕北煤化工
- Conversion of your heating system from coal to gas will be costly. 你把暖气系统由烧煤改造成烧瓦斯会花好多钱。
- Discussion on upsurge of coal conversion to oil in China 理性思考中国煤制油热潮
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- Keywords compound of phenols;analytical approach;coal conversion; 酚类化合物;分析方法;煤转化;
- 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。