对进出口化妆品进行检验是由于化妆品直接和人体接触，对安全和卫生的要求很高（）

无法避免的关联交易应遵循市场公开、公正、公平的原则，关联交易的价格或收费，由双方商议自由决定。( )

粒细胞缺乏症（）

A.外周血白细胞（1.5～4.0）×10⁹／L

B.外周血白细胞<2.0×10⁹／L

C.中性粒细胞绝对值<0.5×10⁹／L

D.中性粒细胞绝对值<3.0×10⁹／L

E.外周血白细胞数（2.5～4.5）×10⁹／L

下列情形中，诉讼时效为一年的是( )。

A．甲将皮箱寄存在火车站寄存处，皮箱被寄存处丢失

B．甲将乙的皮衣撕破后拒不赔偿

C．甲故意在公开场合辱骂乙并拒不赔礼道歉

D．甲从乙处借人民币2000元，到期后甲仍拖延不还

A project management technique that is currently in widespread use is the (71) . The purpose of this technique is to detail, in hierarchical fashion, all of the activities that are required to meet project objectives. There are some special activities called (72) , which are events that signify the accomplishment or completion of major deliverables during the project. Most system development methodologies also provide (73) , whose purpose is to contain the various pieces of relevant information - feasibility assessments, schedules, needs analysis, and so forth - in a single place so that they can be presented to project clients and other related parties. Several types of important network diagrams are used in project management. (74) was developed to make clear the interdependence between project tasks before those tasks are scheduled． (75) offers the advantage of clearly showing overlapping tasks.

A．Gantt chart

B．Network Diagram

C．PERT

D．CPM

根据下图回答问题：

神经冲动在神经元与神经元之间的传递是通过（）完成的，此图C中这样的结构有（）个。