肺转移瘤治疗后的表现包括()
A.病变缩小甚至消失
B.病灶不缩小,但其内已无存活的瘤细胞
C.转移灶内出现空洞
D.局部复发
E.远处转移
参考答案:A, B, C, D, E
地骨皮的功效()。
A.清透虚热,凉血除蒸,解暑,截疟
B.清热凉血,利尿通淋,解毒疗疮
C.凉血除蒸,清肺降火
D.清虚热,除疳热
E.退虚热,除疳热,清湿热
In order to discharge a C02 portable fire extinguisher , the operator must first().
A.invert the CO extinguisher
B.squeeze the two trigger handles together
C.remove the locking pin
D.open the discharge valve