筛板塔的塔盘板安装质量要求，同一层塔盘两相邻塔板间距离允差为正负3mm，任意两塔板间

许又新评估求助者心理健康水平的标准包括（ ）。

A．发展标准

B．操作标准

C．体验标准

D．统计标准

在欧元区生死存亡的时刻，德国和法国全力支持欧盟新条约，而宣布永不加入欧元区的英国和丹麦，则坚决反对；德国和法国本有能力去援助欧元区，但他们不想尽全力。欧元区能否避免分裂取决于(   )

A．主导欧元区的德国和法国统治阶级的意志

B．成员国是否享有主权国家的独立权、管辖权

C．欧元区国家的共同利益及协调矛盾的效果

D．国际社会处理欧元区国家之间矛盾的能力

（）考评，满分为10分。考评的主要内容是场容场貌、料具管理、环境保护、社会治安情况等。

A．施工组织管理

B．施工安全管理

C．文明施工管理

D．业主现场管理

在油气田水处理过程中，为了在短时间内使药剂制能够达到好的效果，一般要进行（）的投加，来调节油田含油污水的PH值。

A.杀菌剂

B.阻垢剂

C.净化剂

D.过氧化氢

A discount retailer of basic household necessities employs thousands of people and pays most of them at the minimum wage rate. Yet following a federally mandated increase of the minimum wage rate that increased the retailer’s operating costs considerably, the retailer’s profits increased markedly.
Which of the following, if true, most helps to resolve the apparent paradox

A．Over half of the retailer’s operating costs consist of payroll expenditures; yet only a small percentage of those expenditures go to pay management salaries.

B．The retailer’s customer base is made up primarily of people who earn, or who depend on the earnings of others who earn the minimum wage.

C．The retailer’s operating costs, other than wages, increased substantially after the increase in the minimum wage rate went into effect.

D．When the increase in the minimum wage rate went into effect, the retailer also raised the wage rate for employees who had been earning just above minimum wage.

E．(E) The majority of the retailer’s employees work as cashiers, and most cashiers are paid the minimum wage.