A. 80℃ B. 85℃ C. 90℃ D. 95℃
A. 升主动脉 B. 主动脉弓 C. 降主动脉 D. 头臂干 E. 胸主动脉
A. the ability of oil to separate from water B. the temperature at which oil flows rapidly C. a measure of the water in a lube oil system D. an emulsion of different grades of oil
A. 红线 B. A1 C. A2 D. B