患者女,50岁,因“头痛、头晕(非旋转性)伴双膝关节阵发性疼痛1个月”来诊。1年前有右输尿管结石病史,已治愈。查体:虚弱貌,右颈前外侧饱满,右胸锁乳突肌内侧可扪及约3cm×3cm的质韧肿物,轻压痛,随吞咽上下活动。对患者的诊断有重要参考意义的检查有()
A. 血、尿、粪常规
B. 胸部X线片
C. 骨X线片
D. 血清钙、磷
E. 24h尿钙、磷排泄量
F. 颈部B型超声、CT
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天猫的域名为()。
A. tm.com
B. tmao.com
C. tmall.com
D. tianmao.com
往复式高压氨泵的轴位移探头是接触式传感器。()
A. 正确
B. 错误
Which two are NOT characteristics of the OSPF routing protocol?()
A. It confines network instability to a single area of network.
B. It increases the routing overhead of the network
C. It supports VLSM
D. It routes between Autonomous Systems.
E. It allows extensive control of routing update