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问题 选择题

下列叙述正确的是

[ ]

①装置甲可防止铁钉生锈 ②装置乙可除去乙烯中混有的乙炔 ③装置丙可验证HCl气体在水中的溶解性 ④装置丁可用于实验室制取乙酸乙酯 ⑤装置戊可用于收集H2、CO2、Cl2、HCl、NO2等气体

A．①③⑤　　

B．③⑤　　

C．①②④　　

D．③④

答案

答案：B

单项选择题

首选以下哪一类穴位治疗最佳：

A．原穴

B．络穴

C．郄穴

D．八脉交会穴

E．八会穴
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单项选择题

Activity Based Costing (ABC) is an （） technique that allows an organization to determine the actual （） 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 IDEF0 （） modeling in conjunction with ABC to enable more effective business （） 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 （） to cost out measurements to business simplification and process improvement.

Activity Based Costing (ABC) is an （） technique

A．computing

B．campaigning

C．programming

D．accounting
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