1. "These permafrost deposits are now melting and releasing their methane," said Maslin.
   “这些永久冻土中的沉积物开始融化，并释放出甲烷，”麦斯林说。
2. The blast was caused by pockets of methane gas that ignited.
   爆炸是由数袋甲烷气体着火引起的。
3. There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.
   泥灰岩比纯灰岩所产气体中含有更多的甲烷、乙烷、异丁烷和异戊烷。
4. Reaction of ferrocenylphenylcarbinol with ethereal solution of boron trifluoride in dichloride methane formed the relevant ferrocenylphenylmethyl carbocation.
   二茂铁基苯基甲醇与三氟化硼-乙醚溶液在二氯甲烷中作用,形成二茂铁苯基甲基碳正离子。
5. According to the literature, sarcina is oneof the methanogen that can produce methane in high performance.The remaining of sarcina willapparently improve methane production.
   根据以往的资料显示，八叠球菌是产气较好的甲烷菌之一，这种菌的驻留会使整个产气效果明显提高。
6. The oxidative dimerization of aryl methanes in organic solvents by using alkaline catalysts is an important way to prepare diphenyl ethanes and diphenyl ethylenes.
   芳基甲烷在有机溶剂介质中、碱催化下的氧化缩合反应,是合成二苯乙烯(烷)类化合物的重要途径.
7. Desorption chemical ionization mass spectrometry of twelve metallohematoporphyrin complexes has been investigated under DEP condition using mixture of tetramethylsilane and methane as regent gas.
   本文以四甲基硅烷／甲烷混合反应气，采用DEP技术，测定12个金属血卟啉络合物的解吸化学电离质谱。

声明：以上例句、词性分类均由互联网资源自动生成，未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。