深Ⅱ度烧伤的临床表现,下列错误的是()
A.可见树枝状栓塞血管
B.创面多有水疱
C.创面痛觉迟钝
D.如元感染,创面3~4周愈合
E.愈合后多有增生性瘢痕
参考答案:A
The driver was at ______ loss when ______ word came that he was forbidden to drive for speeding.
A.the ; the
B.a ; /
C./; /
D.a ; the
如图是火警自动报警装置的简单电路.其中,温控开关S在温度升高到某一设定值时自动闭合,常温时自动断开.当温度升高到某值时,开关S闭合,电磁铁______磁性(填:“产生”或“失去”),吸引衔铁,触点______(填:“b”或“c”)接通,______ 灯发光报警(填:“红”或“绿”).