下面苷类化合物中属于苯丙素氧苷的是A．牛蒡子苷 B．连翘苷 C．七叶内酯苷 D．黄芩

卫生部部务会议通过的《药品生产质量管理规范（2010年修订）》（卫生部令第79号）是（）

A.法律

B.行政法规

C.地方性法规

D.部门规章

E.地方政府规章

For nearly ten years, the Unified Modeling Language (UML) has been the industry standard for visualizing, specifying, constructing, and documenting the (26) of a software-intensive system. As the (27) standard modeling language, the UML facilitates communication and reduces confusion among project (28) The recent standardization of UML 2.0 has further extended the language’s scope and viability.Its inherent expressiveness allows users to
(29) everything from enterprise information systems and distributed Web-based applications to real-time embedded systems. The UML is not limited to modeling software. In fact, it is expressive enough to model (30) systems, such as workflow in the legal system, the structure and behavior of a patient healthcare system, software engineering in aircraft combat systems, and the design of hardware. To understand the UML, you need to form a conceptual model of the language, and this requires learning three major elements: the UML’s basic building blocks, the rules that dictate how those building blocks may be put together, and some common mechanisms that apply throughout the UML.

A．non-hardware

B．non-software

C．hardware

D．software

当列车处于动车状态，头灯及尾灯将保持熄灭状态。

基础的埋深是指( )。

A．从室内设计地面到基础底面的垂直距离

B．从室外地面到基础底的垂直距离

C．从室外设计地面到基础底面的垂直距离

D．从室外设计地面到基础垫层下皮的垂直距离

人体红细胞与血清中分别含有哪些凝集原和凝集素？