急性肝坏死、磷中毒或白血病患者尿液中可出现下列哪些结晶()
A.胆固醇结晶
B.草酸钙和硫酸钙结晶
C.亮氨酸结晶
D.酪氨酸结晶
E.胱氨酸结晶
参考答案:C, D
—It's May 3rd. But I don't know the day. Can you tell me?
—_____.[ ]
A. It's very cold
B. It isn't May 2nd
C. It's Friday
D. It's his birthday
关于创建圆滑的锥形屋顶说法正确的是()
A.用“迹线屋顶”的绘制工具绘制圆弧轮廓
B.选择圆弧轮廓,勾选“定义坡度”,单击临时标注修改坡度值
C.将“属性”中的“完全分段的数量”的值修改为0
D.以上做法都正确