問(wèn)答題

【簡(jiǎn)答題】翻譯：Petroleum may be defined as a naturally occuring, complex mixture of hydrocarbons which may be either gas, liquid, or solid, depending on its own unique composition and the pressure and temperature at which it is confined.

答案：

石油可能被解釋成一種天然生成的包括氣態(tài)烴、液態(tài)烴、固態(tài)烴的混合物，這種混合物是在嚴(yán)格的溫度壓力下生成的，具有獨(dú)特的組成。
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【簡(jiǎn)答題】翻譯：For an oil reservoir, as pressure decreases with production, a value is reached at which a portion of the liquid vaporizes to produce a gas phase that then exists in equilibrium with liquid.
答案：

對(duì)于一個(gè)油藏，當(dāng)油藏壓力隨生產(chǎn)下降時(shí)，將出現(xiàn)一個(gè)部分液體蒸發(fā)形成氣相，并以此處于氣液平衡狀態(tài)的壓力值。
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