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组织工程的定义、基本原理和方法？

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患者男，66岁，已婚，因“反复血PSA升高6个月”来诊。6个月前体检发现血PSA增高。直肠指检：前列腺右侧可触及结节，质地硬，无压痛。经直肠前列腺B型超声：前列腺右侧可见低回声结节，内可见血流。建议患者穿刺活检，患者拒绝。1个月后复查血PSA仍高于正常值，最高达15ng/ml。查体：前列腺指诊同上；双侧精囊未触及，直肠内未触及肿物，指套退出时无血迹。前列腺穿刺活检：前列腺癌。如果患者行根治术后1年，需考虑广泛转移可能性的有（）

A. 血清PSA术后1年内开始上升
B. 盆腔MRI示肿瘤外侵
C. Gleason评分≤7分
D. Gleason评分≥10分
E. 病理分期≥PT3a
F. 每年PSAV＜0.75ng/ml
G. PSADT4～6个月
H. 病理分期≤PT3a

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You have a Windows Server 2008 R2 Hyper-V server with a single network adapter that is connected to a virtual network. The virtual network is configured as External. Virtual machines （VMs） running on the server are not able to communicate with the host server over the network. You need to ensure that VMs running on the server are able to communicate with the host server over the network. In Virtual Network Manager，what should you do？（）

A. Select the Internal only connection type.
B. Select the Private virtual machine network connection type.
C. Select the Allow management operating system to share this network adapter check box.
D. Clear the Allow management operating system to share this network adapter check box.

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常染色质

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逻辑分区的起始扇区是相对它前面的EBR所在扇区的后63号扇区。

A. 正确
B. 错误

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