coal seam什么意思？

The average UK coal seam is one metre thick.英国煤层的平均厚度为1米。Coal Mine, its coal seam is easily spontaneous fire.大雁二矿煤种为褐煤, 属易自燃发火煤层.Factors affected coal seam permeability change and its law is analyzed.分析了煤层透气性变化的影响因素及变化规律...

coal seam的音标：coal seam的英式发音音标为：[kəul si:m]coal seam的美式发音音标为：[kol sim]...

“阿提辛”的英语可以翻译为：[医] atisine ...

atropic的音标：atropic的英式发音音标为：[æt'rɒpɪk]atropic的美式发音音标为：[æt'rɒpɪk]...

branches的音标：...

In a naval battle your aim is to sink the enemy's ship.在海战中目标就是击沉敌船。The naval high command's response to these developments is rather curious.海军最高指挥部对这些进展的回应十分反常。Italy wanted naval parity with France.意大利想要在海军实力...

n.驱血法...

外围头砖...

adj.杂技的，杂技般的，杂技演员的...

“蓄意”的拼音为：xù yì...

computes的音标：...

bronchogram的音标：bronchogram的英式发音音标为：[b'rɒnkəʊɡræm]bronchogram的美式发音音标为：[b'rɒnkoʊɡræm]...

adj.两面凹的，双凹形...

v.使合乎规格，使标准化( standardize的现在分词 )，规格化...

“卧铺”的拼音为：wò pù...

汉初把闰月放在九月之后, 叫做 “ 后九月 ”.Leap into place in September, after the early Han Dynasty, called " post - September. "...

“巨旋回”的英语可以翻译为：megacycle ...