慢性粒细胞白血病发生急性左上腹(外侧)剧痛,首先考虑的诊断是()
A.急性胰腺炎
B.胃溃疡穿孔
C.降结肠炎
D.脾栓塞
E.左肾结石
参考答案:D
Tom is similar ____ height ____ Peter though they are of different ages.
A.to, in
B.to, to
C.in, in
D.in, to
自制的轴承加热器加热温度范围在0-150℃为合适。()