金属塑性变形的主要方式是滑移和孪生。

Information systems design is defined as those tasks that focus on the specification of a detailed computer-based solution. Typically, there are four systems design tasks for in-house development.

1) The first task is to specify (71) ,which defines the technologies to be used by one, more, or all information systems in terms of their data, processes, interfaces, and network components. This task is accomplished by analyzing the data models and process models that are initially created during requirements analys16.

2) The next systems design task is to develop the (72) . The purpose of this task is to prepare technical design specifications for a database that will be adaptable to future requirements and expansion.

3) Once the database prototype has been built, the systems designer can work closely with system users to develop input, output and dialogue specifications. The (73) must be specified to ensure that the outputs are not lost, misrouted, misused, or incomplete.

4) The fourth design task involves packaging all the specifications from the previous design tasks into a set of specifications that will guide the (74) activities during the following phases of the systems development methodology.

Finally, we should (75) and update the project plan accordingly. The key deliverable should include a detailed plan for the construction phase that should follow.

（75）处应填（）。

A．adjust the project schedule

B．reevaluate project feasibility

C．evaluate vendor proposals

D．select the best vendor proposal

近人《世载堂杂忆》记载：“一日，殿上议事，北王问东王曰：‘闻兄有不臣之心，自称万岁。’东王闻言，积威凌北王，北王即抽刀屠东王之腹。”此事造成了（ ）

A．太平军内部自相残杀

B．干王洪仁玕被黜去位

C．天王洪秀全不理朝政

D．中外反动派联合 * *

将标准状况下的HCl气体44.8 L溶于水配成250 mL溶液。计算所得溶液中溶质的物质的量浓度。

天王补心丹的“三参”是

A．党参、丹参、沙参
B．党参、丹参、元参
C．人参、丹参、元参
D．人参、沙参、元参
E．党参、沙参、元参

社会工作者应当保持诚信，应当向服务对象和公众披露所有可以披露的信息，尤其是那些与服务对象利益密切相关的信息。但如果因为披露信息可能会给他人、社会公众或国家造成伤害和重大损失，则应遵守有关保密的法律和规章，并接受专家辅导。这是处理社会工作实践中的伦理难题的什么原则( )。

A．真诚原则

B．完全平等与差别平等原则

C．自主和自由原则

D．最小伤害原则

E．隐私和保密原则