主风机润滑油压()时,主风机停机。
参考答案:<0.0686Mp1
He is always making ______ for his being late ______ school.
A.reasons; to
B.excuses; for
C.ways; to
D.directions; for
男,有餐后痛症状3年,空腹突发上腹剧痛,放射至背部。
最可能诊断()
A.急性胆囊炎
B.胃十二脂肠溃疡穿孔
C.急性胰腺炎
D.脾破裂
E.胰头占位