早期胃癌中,小胃癌是指直径()早期胃癌中,微小胃癌是指直径()
A.<5mm
B.5~10mm
C.10~15mm
D.15~20mm
E.>20mm
参考答案:B,A
制样与化验对测定结果的影响是不同的。
With the development of science,more new technology to the fields of IT.
A.has introduced
B.is being introduced
C.is introduced
D.was introduced