在再打开电力或天然气前把水补充满。

Refill the tank before turning the gas or electricity back on.

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您有没有在您名下的电费或天然气账单？

Do you have a current electricity or gas bill in your name?

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通过石油/石油或天然气/天然气的对比便可得到这个结果。

This result is achieved by oil / oil or gas / gas correlation .

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天然气或炼油生产中各种气体都携带有水分。

Natural gas and the gases produced in oil refining process contain water.

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充满天然气的多孔隙砂层或砂体。

A porous sand layer or sand body charged with natural gas.

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天然气是一种生态型能源或理想的城市能源。

Natural gas is an ecological type energy and ideal urban energy.

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燃烧系统可使用天然气或丙烷。

Combustion systems can fire on natural gas or propane.

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生产者天然气用于发电或发电内燃机。

Producer gas is used in internal combustion engine for power or electricity generation.

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生产者天然气用于发电或发电内燃机。

Producer gas is used in internal combustion engine for power or electricity generation.

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