PACK控制器失效后,防冰活门气动控制PACK出口温度为多少()
A.15℃;
B.18℃;
C.12℃。
参考答案:A
首次提出法律的目的是合理安排公共幸福,这根源于人的本性,但究其本质它仍是上帝的意志的体现的观点的人是()
A.奥古斯丁
B.阿奎那
C.斯宾诺莎
D.霍布斯
A vessel is described as a two compartment vessel when it().
A.has no more than two compartments
B.has two compartments in addition to the engine room
C.will sink if any two compartments are flooded
D.will float if any two adjacent compartments are flooded