关于红细胞增多症的描述不正确的是()。
A.原发性真性红细胞增多症主要见于骨髓增殖性疾病
B.原发性真性红细胞增多症的特点为红细胞持续性显著增多
C.原发性真性红细胞增多症的白细胞和血小板数量无明显变化
D.原发性真性红细胞增多症全身总血容量增加
E.继发性红细胞增多症多因缺氧红细胞生成素代偿性增加所致
第3题
第4题
A、Commercial credit
B、Bank credit
C、Fiscal credit
D、Consumer’s credit
第5题
A、revocable credit
B、irreocable credit
C、confirmed credit
D、unconfirmed credit
第7题
A、select credit into @credit from course where cname=‘java’
B、select credit=@credit from course where cname=‘java’
C、select @credit= credit from course where cname=‘java’
D、select credit from course where cname=‘java’and credit=@credit
第8题
A、select credit into @credit from course where cname=’java’
B、select credit=@credit from course where cname=’java’
C、select @credit= credit from course where cname=’java’
D、select credit from course where cname=’java’ and credit=@credit
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