凝析油
参考答案:
在高压地层条件下介于临界温度和临界凝析温度之间的气相烃类采出地面后,由于温度特别是压力的降低而凝结并析出的轻质色浅的液态汽油。
高效液相色谱法分析水中苯胺类化合物时,定量方法为()。
A.面积归一法
B.外标法
C.内标法
What does the woman mean [A] She’ll change it for him. [B] She can’t change it for him. [C] She’d like to see what is wrong with it.