对于开挖深度为6m，地基土质均匀而且承载力不高，坑的侧壁完全等级为二级的基坑，宜采用

社会车辆距离消防栓或者消防队(站)门前30米以内的路段不能停车。

综合填空。

根据短文内容及首字母提示，在空白处填入适当的单词。

     There are many different festivals in the world. People can do many kinds of things. Spring Festival is the

most i   1    festival in China. Chinese people often perform lion and dragon d   2   . They also eat dumplings on

that day. The second Sunday in May is Mother's Day. We often s   3   our love to our mothers by giving

flowers. April Fool's Day is a funny festival. You can p   4    tricks on your friends and they can not be angry

with you. Many people celebrate Christmas. They often eat t   5   and give gifts to each other.

()是企业在一定期间内生产经营活动的最终结果。

A.资产

B.收入

C.所有者权益

D.利润

原尿流经肾小管时，被全部吸收的物质是[ ]

A．蛋白质

B．无机盐

C．葡萄糖          

D．尿素

配电系统中成套柜的安装有哪些要求？