油气区用火分哪三种等级？

The software architecture is a set of software components, subsystems, relationships,interactions, the properties of each of these elements, and the set of guiding principles that together constitute the fundamental properties and constraints of a software system or set of systems. （） defines a general set of element types and their interactions. The examples include Pipes and Filters, Model-View-Controller, and Reflection. A （） in software architecture is a representation used to understand or document one or more aspects of a problem or solution. Architecture is usually used in conjunction with many adjunct terms. The （） defines the key strategies, organization, goals and related processes of the enterprise. At the enterprise level, the （） may be more of a set of guidelines on how the various software architectures should be constructed consistently across the enterprise. The （）, which describes the high-level set of elements involved in application from a particular domain along with their interactions, is often used to focus on subsystem definition rather than application process level definition.

The （）,which describes the high-level set of elements involved in application from a particular domain along with their interactions

A．product-line architecture

B． reference architecture

C．technology architecture

D．infrastructure architecture

Word文字处理操作 考试要求： (1)将下段文字的标题置于文章中央，字体设为“楷体”，三号，倾斜。 (2)将“正文”字体设为“楷体”四号，首行缩进2个字符。 (3)将文字从“根据笔者……”分为两个自然段。 恼人的电子邮件 前者的方式网站经营者当然要付出系统建设的费用给系统建设公司，随着使用者人数的增加，经营者必须不断地购买新的主机。后者ASP模式就有很多种说法，例如每一个注册用户每个月收多少租金，网站经营者就按月付总额给该ASP公司等。根据笔者的经验，一个注册用户每月大约要付5元钱，所以号称有百万用户的免费电子邮件服务网站，每个月的开销可想而知了。免费电子邮件系统的技术比较复杂，耗用的主机资源也多。

往返水准路线高差平均值的正负号是以（）的符号为准。

Ａ.往测高差；

Ｂ.返测高差；

Ｃ.往返测高差的代数和

茵陈蒿汤的功用是（）

A.清热、利湿、退黄

B.泄热、利湿、退黄

C.泄热、化湿、退黄

D.行气、化湿、退黄

E.清热、利湿、行气

施工剩余的爆炸物品应就地销毁。（）