- 双语例句 更多例句
Coal Mine and the coal seam 13-1 has especially complex hydrogeology condition.
新集二矿在特定推覆体水体下的煤层开采, 13-1 煤开采水文地质条件尤为复杂.
互联网摘选
Exploration evaluation coal seam gas is a base of coal seam gas exploration and developing.
煤层气的勘探评价,是开展煤层气勘探与开发工作的基础.
互联网摘选
The migrating methane by cross-borehole in coal seam is used in this condition.
交又钻孔抽放本煤层瓦斯正是在这种条件下产生的.
互联网摘选
This paper is a guide to precise determination of the content of coal seam methane.
对正确测定煤层瓦斯含量有一定的指导意义.
互联网摘选
This paper goes further into blast-winning technology of the composite coal seam face.
深入探讨了复合煤层回采工作面“松动放炮”落煤的工艺问题.
互联网摘选
高瓦斯低透性煤层的瓦斯抽放,一直是煤矿安全生产过程中的重大技术难题.
互联网摘选
The surrounding rock of roadways in soft coal seam has low strength and bad stability.
软煤巷道围岩强度低,稳定性差.
互联网摘选
There are of forms of gas discharge , but the form is soft coal seam gas discharge.
目前在瓦斯抽放中急待解决的问题是软煤层瓦斯抽放的打钻技术,尤其是深孔打钻技术.
互联网摘选
在全球范围内, 许多煤田都存在煤层自燃问题.
互联网摘选
严重突出煤层掘进水力掏槽防突措施在国际上是一种防突新技术.
互联网摘选
- 相关词组
- coal gasn.煤气;
- coal scuttlesn.煤斗( coal scuttle的名词复数 );
- coal scuttlen.煤斗;
- coal minersn.矿工，煤矿工人( coal miner的名词复数 );
- dead coal[化] 不成焦煤;
- Bituminous coaln.生煤;
- coal tarn.煤焦油;煤黑油;
- coal minen.煤矿，煤矿坑;
- coal minesn.煤矿，煤矿坑( coal mine的名词复数 );
- coal field煤田;
- Coal Gasification煤的气化，煤气化，煤炭气化;
- Coal dust煤炭粉末;
- anthracitic coal无烟煤;
- asphaltic coal沥青煤;
- Cannel coal烛煤;
- coal facen.因开采而露出的煤面，煤的采掘现场;
- coal miner矿工，煤矿工人;
- as black as coal墨黑，极黑;
- anthracite coal无烟煤;
- weathered coal风蚀煤;
- 今日热词
- 热门搜索
- jalap n.泻药;药喇叭；药喇叭的根制做的泻药网络球根牵牛；贾拉普；球根牵牛制泻药;墨西哥胡椒;加拉藤
- grain n.谷粒;谷物;细粒;一点;格令;纹理;质地;
- mailbox n.邮筒;信箱;
- pourquoi pron.（法）为什么;
- beset v.困扰;
- immigration n.移居;移民局检查站;
- rail n.围栏;轨道，钢轨;扶手;[动]秧鸡;vi.责备;抱怨;责骂;
- publicly adv.公然地;以公众名义;
- type n.类型，种类;一类（人或事物）;…类型的人;印刷文字;v.打字;定型;
- relax v.（使）放松，（使）松弛;放心;放宽;
- laborer n.体力劳动者，工人;（熟练工人的）辅助工;
- enclose vt.（用墙、篱笆等）把…围起来;把…装入信封;附入;
