请结合工作实际，谈谈基层商业银行如何改进操作风险管理。

根据《中华人民共和国兽药管理条例》规定，《兽药经营许可证》有效期为（）年。

A.1

B.2

C.3

D.5

痈是指毛囊及毛囊周围组织的急性化脓性感染。

Most IP layer-based proxy mechanisms, such as network address translation (NAT), only support uni-directional proxy, from the internal network to external network (the Internet). The proxy establishes the communication channel by (86) IP addresses. The IP addresses must be (87) . These proxy mechanisms prevent applications that must establish return data channels from establishing their data channels, such as, multimedia applications. IP layer-based proxy mechanisms need additional software (88) for each application that uses (89) channels. SOCKS identifies communication targets through domain names, overcoming the restriction of using private IP addresses. SOCKS can use domain names to establish communication between separate LANs, with (90) IP addresses.

（88）是（）

A. groups

B. blocks

C. models

D. modules

品德是道德品质的简称,是社会道德在个人身上的体现,是个体依据一定的_____时表现出来的比较稳定的心理特征和倾向。

射钉枪每天用完后，必须将枪机用煤油浸泡擦净，然后涂上油存放。