第10题
A、是一种酸气,无色,具有微弱的气味。It is also an acid gas, colorless, with a faint odor.
B、通常只要对热值无太大影响时可不脱除CO2。Usually CO2 can not be removed as long as there is no significant effect on calorific value.
C、CO2与水在一定条件下形成水合物,并对井下以及集输设备产生腐蚀作用。CO2 and water form hydrate under certain conditions, and produce corrosion effect on underground and gathering and transportation equipment.
D、CO2用于注气驱油时可以提高采收率。CO2 can improve recovery when used for gas flooding.
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