晶粒细小的金属塑性较低，随着晶粒增大，塑性将增大。

双回路联络线，其中一路发生故障，工人甲与乙在停电后上杆拆除电缆与架空线接头，上杆后接触到带电部位时触电跌落身亡。请分析事故原因（）

A.上错了杆，已停电的是另一回路

B.上杆后没有验电、接地线便开始工作

C.监护人没有尽到职责

D.标志不清

男性，41岁，骑车与汽车相撞跌倒，右手撑地，随后腕部肿痛，活动障碍，检查后初步诊断为腕舟状骨骨折。

如果腕关节正侧位X线片未见明显异常，那么下列哪一项检查对确立诊断最为简单适用（）

A.腕关节分层摄片

B.腕关节舟状骨轴位X线片

C.腕关节CT

D.核素骨扫描

E.MRI

Activity Based Costing (ABC) is an (126) technique that allows an organization to determine the actual (127) associated with each product and service produced by the organization without regard to the organizational structure. This chapter explains some of the uses and benefits of Activity Based Costing. We use IDEFO (128) modeling in conjunction with ABC to enable more effective business (129) design decisions.

In order to achieve the major goals of business process improvement, process simplification and improvement, FAA managers need to fully understand the cost, time, and quality of activities performed by employees or machines throughout an entire organization. ABC methods enable (130) to cost out measurements to business simplification and process improvement.

（130）是（）

A.computers

B.managers

C.clients

D.consumers

对于热水管道和热力设备管道的保温常采用（）

A.捆扎法

B.套管式保温法

C.填充式保温法

D.涂抹式保温法

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A、正确

B、错误