题目内容

恶性肿瘤的分化程度越低,异型性越_____(大小),恶性程度越高。

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电源为三角形连接时,要转换为等效的Y连接,只需两电路线电压相等。( )

A. 对
B. 错

不管电源和负载如何连接,画一相电路时,均需将其转换成Y-Y连接,然后再画出一相电路。( )

A. 对
B. 错

Liver dullness may be displaced downward in a patient with chronic obstructive pulmonary disease

A. 对
B. 错

When you palpate the liver you should pay special attention to

A. size and shape
B. surface and tenderness
C. mobility and pulsation
D. friction sound