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效率工资理论

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生产水产苗种的单位和个人，应当向所在区、县渔业主管部门提出申请，经（）批准并发给水产苗种生产许可证后准予生产。但是，渔业生产者自育、自用水产苗种的除外。

男性，61岁。颈椎病患者。MRI检查见C间盘突入椎管压迫颈脊髓，保守治疗无效，瘫痪渐渐加重。现应采取的治疗措施是（）

A. 大重量牵引
B. 旋转复位推拿
C. 后路椎板切除手术
D. 前外侧椎管减压术
E. 前路髓核摘除植骨术

A transport layer protocol has several responsibilities, One is to create a process-to-process (program-to-program) communication; TCP uses port (1) to accomplish this. Another responsibility of a transport layer protocol is to create a (2) and error-control mechanism at the transport level. TCP uses a sliding (3) protocol to achieve flow control. It uses the acknowledgment packet, time-out, and retransmission to achieve (4) control. The transport layer is also responsible for providing a connection mechanism for the application program. The application program sends (5) of data to the transport layer. It is the responsibility of the transport layer at the sending station to make a connection with the receiver.空白（2）处应选择（）

A. procedure
B. function
C. route
D. flow

根据我国《保险法》，对于被接管的保险公司，接管期限届满，国家保险监督管理机关可以决定延期，但接管期限最长不得超过（）。

A. 半年
B. 一年
C. 一年半
D. 二年