They are to be found in a piece of deregulation enacted decades ago on the other side of the world: America's NaturalGas Policy act of 1978.
而源于世界另一端，几十年前颁布的一份关于撤销管制规定的文件：美国1978年的天然气政策法案。
2
The NaturalGas Policy Act was passed.
天然气法案被通过。
3
It will act as an important effect to take rectangular pattern for improving recoverable reserves, recovery factor of naturalgas if the orientation of hydraulic fracture has been defined.