五脏之华盖为A．肝B．心C．脾D．肺E．肾

制约项目团队组织的因素主要包括( )、共同达成的有关协议、项目管理层的偏好和预期的人员安排。

A．项目技术结构

B．人际关系结构

C．项目组织结构

D．项目平衡结构

下面几个例子中，属于做功使机械能转化为内能的是（　　）

A．用铁锤打铁块，锤头和铁块都发热

B．冬天站在太阳光下感到暖烘烘的

C．放爆竹时，爆竹腾空而起

D．把一杯50°C的热水倒入一杯0°C的冷水里，冷水变热

如图所示，在倾角为口的光滑斜面上置一弹性系数为k的弹簧，一质量为m的物块沿斜面下滑，距离与弹簧相碰，碰后弹簧与物块不分离并发生振动，则自由振动的固有圆频率为（）。

A.

B.

C.

D.

（）will be paid by shipowners after tallyman doing the tally work.

A.Cargo-handling expenses

B.Tally money

C.Cargo-tallying dues

D.Tally fees

The (71) is a general description of the architecture of a workflow management system used by the WFMC, in which the main components and the associated interfaces are summarized. The workflow enactment service is the heart of a workflow system which consists of several (72) . In a workflow system, a process is specified using the process definition tool. Usually, processes are defined in terms of a (73) , which consists of (74) indicated using a circle, and (75) shown as a rectangle. These two components can be linked by means of a directed arc.

（72）处填（）。

A．tasks

B．processes

C．workflow threads

D．workflow engines