页岩气的形成有其自身独特的特点,它往往分布在盆地内厚度较大﹑分布广的页岩地层中,同常规天然气(Conventional Gas)相比,页岩气开发具有开发寿命长和生产周期长的优点。
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conventional gas constant 通用气体常数
conventional gas reservoir 常规气藏
conventional gas engineering 常规燃气工程
Conventional gas turbine cycle 常规燃机循环
conventional gas filling substation 常规加气子站
Conventional Natural Gas 常规天然气
Non-Conventional Natural Gas 非常规天然气
This makes its climate impact worse than conventional gas, they say - and probably worse than coal as well.
甲烷会对气候造成比天然气更大的危害，其危害程度或许超过煤炭对气候的影响。
Over a 100-year timeframe, conventional gas is almost certainly better than coal - but shale gas could be worse.
但在100年的时间范围内，使用天然气肯定比使用煤炭对气候的影响要小，但页岩气去比煤炭的影响大。
The gas lift valve on the conventional gas lift pipe string is easy to fail and cannot be replaced in the hole.
常用的气举采油管柱存在的问题是气举阀易失效，不能投捞进行更换，严重影响管柱的效率和使用周期。
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