题目内容

进行尿培养样品的收集时，应用无菌容器在无菌条件下收集中段尿液。

A. 对
B. 错

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One of the main responsibilities of ICMP is to report （1）. Although technology has produced increasingly reliable transmission media, errors still exist and must be handled. IP is an （2）protocol. This means that error checking and error control are not a concem ofIP JCMP wasdesigned, in part, to compensate for this shortcoming. Howerver, ICMP does not （3）errors, itsimply reports them. Error correction is left to the higher-level protocols. Error messages arealways sent to the original（4） because the only information available in the datagram aboutthe route is the source and destination 1P addresses. ICMP uses the source IP address to send theerror massage to the source of the （5）（1）是（）

A. numbers
B. functions
C. strings
D. Errors

请用不超过250字的篇幅，概括出给定材料所反映的主要问题。

A management domain typically contains a large amount of management information. Each individual item of（1）information is an instance of a managed object type. The definition of arelated set of managed （2）types is contained in a Management Information Base(MIB) module. Many such MIB modules are defined. For each managed object type it describes, a MIB（3）defines not only the semantics and syntax of that managed object type, but also the method ofidentifying an individual instance so that multiple（4） of the same managed object type can bedistinguished. Typically, there are instances of each managed object（5） within a managementdomain. （1）是（）

A. rotation
B. switch
C. management
D. transmission

请用不超过400字的篇幅，提出解决给定材料所反映问题的方案。要求：条理清晰，体现针对性和可操作性。