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1·Cracked gas in high-temperature causes methane carbon isotope to heavy.

高温裂解气的生成造成甲烷碳同位素变重的假象。

2·By the result we conduct the conclusion: The dry cracked gas possess the NH_3, which can be detected by the NH_3 detecting-pipe quantitatively;

结果表明：净化干气中有氨气的存在，用气体检测管可以检测定量；

3·The Carboniferous natural gas in eastern Sichuan is of cracked gas which had been accumulated, originally as oil, in Liangping-Changshou palaeohigh belt that was formed by Indosinian movement.

川东石炭系中的天然气属于油型气，初为原油，曾经聚集于印支运动中形成的梁平—长寿古隆起带里，形成油藏。

4·A gas main had cracked under my neighbour's garage and gas had seeped into our homes.

邻居家车库下的煤气主管道破裂了，煤气渗漏进我们家。《柯林斯英汉双解大词典》

5·Multistage pulse gas is flabby in the process of layer of terrane crustal stress fracture deflagrate inside break aeriform pressure is cracked since distributinging influence break patulous.

多级脉冲气体松弛岩层地应力压裂地层的过程中裂缝内爆燃气体压力分布影响裂缝起裂扩展。

6·What does a crevasse in Arizona, a cracked Mississippi bridge, widespread methane gas odor in San Diego, and vastly increased earthquakes in the New Madrid and Seaway regions have in common?

亚利桑那的地裂，密西西比桥梁的断裂，圣地亚哥四处弥漫的瓦斯味，还有新马德里与河道地区越来越多的地震有什么共同点？

7·The components in the fluid catalytically cracked (FCC)gasoline were detected by capillary column gas chromatography-mass spectrometry(GC/MS).

应用毛细管柱气相色谱-质谱（GC/MS）分析催化裂化（FCC）汽油中的组成。

8·The principle of increasing gas emission rate by long hole blasting in the crossing hole is discussed. The radius cracked zone in coal seam caused by long hole blasting is calculated.

简要论述了深孔爆破提高瓦斯抽放的机理，以煤体中柱状装药爆炸后的裂隙圈半径进行了计算。

9·Fastening bolts at valve on gas tower was cracked after used 6 months.

储气塔运行半年即发生了阀门紧固螺栓的断裂事故。