在互救中,口对口人工呼吸一般每分钟做()次。 A.14-16 B.20-30 C.3

题型:单项选择题

问题:

在互救中,口对口人工呼吸一般每分钟做()次。

A.14-16

B.20-30

C.30-50

考点:掘进工掘进工题库
题型:单项选择题

快乐阅读,判断正(T)误(F)。

      There are four seasons in a year, spring, summer, fall and winter. In spring, Beijing is warm and windy.

I often wear my sweater. I can fly kites. In summer, it's very hot. I wear my shorts and T-shirt. I can swim.

In fall, it's cool. I put on my pants and jacket. I can eat many fruits. In winter, it's cold. I put on my winter coat.

I can make a snowman.

( ) 1. In spring, Beijing is hot and sunny.

( ) 2. In Beijing, summer is cool.

( ) 3. We can wear pants and jacket in fall.

( ) 4. We can see snow in winter.

题型:单项选择题

旋转式黏度计基本结构有()。

A.计算机控制系统

B.样本传感器

C.转速控制与调节系统

D.力矩测量系统

E.恒温控制系统

题型:单项选择题

利润=(实际销售量-保本销售量)()

A、边际利润率

B、单位利润

C、单位售价

D、单位贡献边际

题型:单项选择题

百姓生活中存在的突出问题成为全国人大代表关注的焦点,这是因为()

A.执政为民是中 * * 党的本质要求

B.全国人大是我国的权力机关

C.人大代表享有提案权和质询权

D.人大代表要对人民负责

题型:单项选择题

根据“44号文”的规定,“安全文明施工费=计算基数×安全文明施工费费率(%)”其中的计算基数可以是()

A.定额分部分项工程费+定额中可以计量的措施项目费

B.定额人工费

C.定额人工费+定额机械费

D.定额分部分项工程费

E.定额材料费

更多题库