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- By the coal facies analysis,an evidence is provided for the coal forming environment in Yilli Basin. 通過(guò)煤相分析，為伊犁盆地成煤環(huán)境的研究提供了佐證。
- Transgressive coal forming and coal forming under event are the essential features of Late Palaeozoic coal accumulation in Ordos basin. 海侵成煤和事件成煤是鄂爾多斯盆地晚古生代煤聚積的基本特色。
- In addition, the paleogeography deposition environment during the coal forming can serve as an index for selecting coalbed gas areas to explore and mine. 另外,在煤層氣勘探開(kāi)發(fā)選區時(shí),成煤期的沉積古地理環(huán)境可作為一個(gè)考慮因素。
- Within the seven coal forming periods restricted to from Late Carboniferous to early Late Permian,there are seven coal groups and more than 20 seams defined in the whole area,of which seams B 3,D 2and G 7 1 are economically important. 全區自晚石炭世至晚二疊世早期所限定的7個(gè)成煤期內，共圈出煤組7個(gè)，煤層20層以上，以B3，D2，G71煤層最具工業(yè)價(jià)值。
- Dai Jinxing, Zhong Ningning, Liu Dehan, Xia Xinyu, Yang Jianye and Tang Dazhen.1997.The Geological Base and Main Controlling Factors on the Large and Medium Coal Formed Gas Field.Beijing: Geological Publ.House. 戴金星;鐘寧寧;劉德漢;夏新宇;楊建業(yè);湯達禎.;1997
- Keywords basin;deposition;lake-head;lak e-rear;coal forming; 盆地;沉積;湖前;湖后;成煤;
- We need to replenish our stocks of coal. 我們需要再次補充煤的儲備。
- She piled on more coal before the fire go out. 在火熄滅之前她又加上些煤。
- I add the coal on the flame continuously. 我不斷朝火里添加煤炭。
- They are ventilating the sap of a coal mine. 他們正在使煤礦坑道通風(fēng)。
- Prohibition was laid on the export of coal. 禁止煤炭輸出。
- He put a shovel of coal on to the fire. 他往火爐里加了一鏟煤。
- That coal mine is no longer worked. 那個(gè)煤礦已經(jīng)不經(jīng)營(yíng)了。
- We have enough coal to see the winter out. 我們有足夠的煤過(guò)冬。
- They eked out their coal by collecting firewood. 他們揀拾木柴以補充煤的不足。
- We had a big delivery of coal today. 今天我們收到大批訂購的煤。
- Pile on more coal the fire is going out. 火快滅了，再加上些煤。
- What can we do with the bituminous coal? 這些煙煤可以用來(lái)做什么？
- A coal fell from the fire and burned the mat. 一塊煤炭從火中掉出來(lái)，燒壞了地席。
- The country is rich in oil and coal. 這個(gè)國家石油和煤的資源豐富。
