natural depression

英

美

un. 天然凹陷

双语例句

• A small natural depression that water drains into; a shallow gully.
  溪谷排水的天然凹陷地；浅沟。
• Among the natural gases discovered in Bozhong depression, hydrocarbon gas is dominant and non hydrocarbon gas is small.
  渤中坳陷已发现的天然气主要为烃类气体，非烃气体含量低。
• There are three kinds of natural gas in Dongpu depression, coal-formed gas, oil-formed gas and the mixture.
  东濮凹陷天然气的成因类型包括煤成气、油型气和混合气三种。
• A study on the components, carbon and helium isotopic compositions of 26 gas samples indicates that there are three origins of CO2 in natural gases of Huanghua depression: organic origin, mantle-derived and magmatic origin and metamorphic origin of carbonates rocks.
  对26个样品的组分及碳、氦同位素研究表明，黄骅坳陷天然气中存在3种成因的二氧化碳：有机成因、幔源－岩浆成因和碳酸盐岩变质热分解成因。
• Abnormal High Temperature and the Discovery of Natural Gas Reservoir in Kuqa Depression
  库车坳陷异常高温在气层发现中的应用
• Source Kitchen and Natural Gas Accumulation in Kuqa Depression, Tarim Basin
  塔里木盆地库车坳陷烃源灶特征和天然气成藏过程
• Objective The study was to investigate natural killer cells subset and activity in patients with depression.
  目的探讨抑郁症患者自然杀伤（NK）细胞的数目和活性。
• The characteristics of late gas generation would provide the favorable hydrocarbon source for the late accumulation of natural gas in Kuqa Depression.
  烃源岩这种晚期生气特征，为库车坳陷天然气的晚期聚集成藏提供了非常有利的烃源条件。
• Formation and types of natural gas reservoirs of Tangyuan fault depression in Yi-Shu graben
  依&舒地堑汤原断陷天然气成藏条件及气藏类型
• Helium isotopic characteristics of natural gas pools in the Jiyang Depression
  济阳拗陷天然气藏中氦同位素组成特征