题目内容

在SNMP长期的应用中,逐渐暴露出一些问题。于是1993年SNMP第2个版本(SNMPv2)问世,1999年1月SNMP第3个版本(SNMPv3)正式形成。

A. 正确
B. 错误

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银行承兑票据

A vessel loads 5000 tons of manganese ore. The railroad cars that brought the ore to the vessel were previously loaded with iron ore so the ore is contaminated. The agent requests the Master to sign a Clean Bill of Lading and in return the shipper will give him a Letter of Indemnity. What is the best procedure to follow? ()

A. Sign a Clean Bill of Lading and accept the Letter of Indemnity
B. Refuse to sign a Clean Bill of Lading
C. Sign the Clean Bill of Lading and have the agent countersign it
D. Sign a Clean Bill of lading under protest

随碳链的增长,羧酸在水中的溶解度迅速减小,()以上羧酸不溶于水。

A. C7
B. C8
C9
D. C10

尿素装置生产现场,气动调节阀调校的主要目的是检查()。

A. 调节死
B. 基本误差
C. 泄漏量
D. 工艺操作压力

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