肺动脉栓塞患者血清酶学检查时下列哪项增高一般不明显()
A. CK
B. CKBMB
C. AST
D. LDH
E. ALT
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Your network contains an Active Directory forest. All domain controllers run Windows Server 2008 R2 and are configured as DNS servers. You have an Active Directory-integrated zone for contoso.com. You have a UNIX-based DNS server. You need to configure your Windows Server 2008 R2 environment to allow zone transfers of the contoso.com zone to the UNIX-based DNS server. What should you do in the DNS Manager console()
A. Disable recursion.
B. Create a stub zone.
Create a secondary zone.
D. Enable BIND secondaries.
CT鉴别小脑星形细胞瘤与血管网状细胞瘤的主要依据是()
A. 囊性变特点
B. 有无壁结节
C. 肿瘤钙化量
D. 瘤周水肿
E. 壁结节增强程度
显示剂的种类有红丹粉和()。
A. 铅油
B. 蓝油
C. 机油
D. 矿物油
带陷入槽底,是因为带轮槽磨损造成的,此时修理办法是().
A. 更换轮
B. 更换三角带
C. 带槽镀铬
D. 车深槽