试题与答案

以下哪项是体质性性早熟的临床表现() A.患儿体重身高增长缓慢 B.绝大多数在4~8

题型:单项选择题 A1型题

题目:

以下哪项是体质性性早熟的临床表现()

A.患儿体重身高增长缓慢

B.绝大多数在4~8岁出现,也有婴儿期发病者

C.发育顺序与正常青春发育不同

D.以男孩多见,占男孩性早熟的80%以上

E.骨龄发育落后

答案:

参考答案:B

试题推荐
题型:阅读理解

阅读理解。

     "You and me, from one world, heart to heart. We are one family. For dreams, we travel

thousands  of miles. We meet in Beijing. Come together. The joy we share.

     You and me, from one world. For ever we are one family."

     This is the theme(主题) song of the 2008 Beijing Summer Olympics -You and Me. Liu

Huan and Sarah Brightman sang the song in the Opening Ceremony (开幕式) of the 2008

Beijing Olympics. Sarah is a famous British singer. The song lasts four minutes and ten seconds.

"It is a very simple song, but it is also a great challenge (挑战) to me. The easiest is the most

difficult," said Liu Huan. Sarah couldn't believe her eyes when she saw the invitation (邀请) to

sing the song. "It's a great honor(荣幸) to me. I'm very lucky," Said Sarah Brightman.

     You and Me is quite different .It is slow and full of love, care and friendship. And it sounds

beautiful and keeps to the game's theme of "One World, One Dream". All the people in the

world are just one big family.

根据短文内容,判断下面句子的正(T)误(F)。

( ) 1. You and Me is the theme song of the 2008 Beijing Summer Olympics.

( ) 2. Liu Huan and Sarah Brightman sang the theme song together.

( ) 3. You and Me last more than five minutes.

( ) 4. Sarah was very surprised when she saw the invitation to sing the song.

( ) 5. The song is very simple, but full of love, care and friendship.

查看答案
题型:问答题

某高速公路全长50km,路面面层为三层式沥青混凝土结构。施工企业为公路交通大型企业专业施工队伍,设施精良。为保证工程施工质量,防止沥青路面施工中沥青混合料摊铺时发生离析、沥青混凝土路面压实度达不到要求和平整度及接缝达不到要求,施工单位在施工准备、沥青混合料的拌和、运输、摊铺、压实、接缝的处理等方面,做了如下工作:
(1)选用经试验合格的石料进行备料,严格对下承层进行清扫,并在开工前进行试验段铺筑;
(2)沥青混合料的拌和站设置试验层,对沥青混合料及原材料及时进行检验,拌和中严格控制集料加热温度和混合料的出厂温度;
(3)根据拌和站的产量,运距合理安排运输车辆,确保运输过程中混合料的质量;
(4)设置两台具有自动调节摊铺厚度及找平装置的高精度沥青混凝土摊铺机递进式施工,严格控制相邻两机的间距,以保证接缝的相关要求;
(5)压路机采用2台双轮双振压路机及2台16t胶轮压路机组成,严格控制碾压温度及碾压重叠宽度。
(6)纵缝采用热接缝,递进式摊铺,后摊铺部分完成,立即骑缝碾压,以除缝迹,并对接缝作了严格控制。
[问题]

请简述横接缝的处理方法。

查看答案
微信公众账号搜索答案