对逐年收益不等,长期方案,多方案进行比较时,应优先采用( )。 A.静态评价指标

题型:单项选择题

问题:

对逐年收益不等,长期方案,多方案进行比较时,应优先采用( )。

A.静态评价指标
B.动态评价指标
C.现金流评价指标
D.效率优先的评价指标

考点:一级建造师建设工程经济建设工程经济
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下列系统中,()属于闭式自动喷水灭火系统。

A、湿式自动喷水灭火系统

B、干式自动喷水灭火系统

C、雨淋系统

D、水幕系统

E、预作用自动喷水灭火系统

题型:单项选择题

下列关于通货膨胀对证券市场影响的看法中,错误的是()。

A.通货膨胀时期,所有价格和工资都按同一比率变动

B.通货膨胀时期,有些公司会从中获利

C.通货膨胀有时能够刺激股价上升

D.通货膨胀使得各种商品价格具有更大的不确定性

题型:单项选择题

去年发生在齐齐哈尔市的假药案已致使多人死亡.经查实,该假药中含有损害人体肾脏的成分“二甘醇”(化学式为C4H1003),“二甘醇”在人体内可发生如下反应:C4Hl003+402=2X+3H20,而导致人中毒.

请填空:

(1)一个“二甘醇”分子中共有______个原子.(2)x的化学式为______.

(3)“二甘醇”中各种元素的质量比为______.

题型:单项选择题

截交线有何基本特性?

题型:单项选择题

It was the night of the full moon, a time which always drives Java’s young people mad with excitement.

Fireworks were lit long before the moon (1) . The big noise brought people out (2) the warm night to enjoy the interesting scene. Everywhere, there were the paper remains of (3) fireworks lying on the ground. Little boys (4) more and covered their ears as they waited (5) for the explosions.

The moon appeared above the horizon: huge, (6) ball high above the city, and the (7) filled with people, as Java began to enjoy one of the year’s greatest (8) ."the Night of the Full Moon", a festival that is especially popular (9) young people.

More and more young Javanese (10) together and walked slowly through the (11) . Joking and chatting, they moved towards the mountain (12) the city. They continued to climb (13) they reached the old temple at the (14) of the mountain.

After they were (15) the temple, they drank their water and ate their mooncakes—delicious home-made ones, (16) of dried fruit and nuts. Outside, on the mountain, young people (17) cross-legged in circles, chatting and telling each other jokes. And (18) , in their hundreds, more young people continued to make their way up the mountain to (19) the brightly shining moon.By midnight, the fireworks had stopped shooting up from the (20) city in the valley below them. But during the night, the sound continued to be heard from the distance.

10()

A.danced 

B.gathered 

C.drank 

D.shouted

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