常用低压电动机的保护元件有哪些？

根据《水工建筑物荷载设计规范》，水工建筑物的荷载按作用随时间的变异性可分为( )。

A．静态作用荷载

B．永久作用荷载

C．可变作用荷载

D．偶然作用荷载

E．动态作用荷载

调制、涂刷漂染剂应注意掌握比例浓度，调制要均匀。涂刷时要（）、涂透、涂匀。

A.少涂

B.多涂

C.涂足

D.涂满

法人应当具备的条件有( )。

A．依法成立

B．有自己的场所

C．有必要的财产或者经费

D．能够独立承担无限民事责任

E．有自己的名称、组织机构

患者，男，67岁，因腹泻次，呕吐6次于2005年8月入院。有糖尿病史，大便先为烂便，后水样便。无发热。腹痛，无里急后重，无咳嗽咳痰，尿量比平日明显减少。体查：心肺未见异常。皮肤弹性轻度减底，眼窝稍下陷，指纹稍皱。大便常规：未见红白细胞。血常规：血红蛋白158g/L，包细胞11.4×10⁹/L，中性0.78，淋巴0.20。

根据题意，回答下列2题。

本病例最可能的诊断是：（）

A.细菌性痢疾

B.病毒性胃肠炎

C.急性细菌性胃肠炎

D.霍乱

E.阿米巴痢疾

Which of the following most logically completes the argument
Virtually all respondents to a recent voter survey reported allegiance to one of the two major political parties. But over a third of the voters from each party reported being so disenchanted with the governing philosophies of both parties that they might join a third major party if one were formed. Even if this poll reflects general voter sentiment, however, there is no chance that a new party could attract a third of all voters, since______.

A．the current level of disenchantment with the governing philosophies of the two major parties is unprecedented

B．the disenchanted members of the two major parties are attracted to very different governing philosophies

C．most respondents overestimated the proportion of voters disenchanted with both parties, saving that the proportion was more than 50 percent

D．nearly half of all respondents reported that they would be more likely to cease voting altogether than to switch their party affiliation

E．(E) any new party would be likely to inspire citizens who have not voted before to join and to become regular voters