中枢性眩晕可见于()
A.晕动病
B.位置性眩晕
C.梅尼埃病
D.小脑肿瘤
E.迷路炎
参考答案:D
—By the way, Mary sends her love to you.
—______.
A.Oh, the same to her
B.It’s great
C.That’s very kind of her
D.Thank you ever so much
制冷装置冷凝器的排热量近似于下列哪一项?()
A、制冷量
B、制冷量+压缩机轴功率
C、制冷量+压缩机指示功率
D、制冷量+压缩机摩擦功率