图 https://assets.asklib.com/psource/2016101310560184937.jpg 是（）触头。

A . A.正立面图 B . B.背立面图 C . C.左侧立面图 D . D.平面图 E . E.右侧立面图

A . 正确 B . 错误

A . 建竣、结竣、基竣 B . 建竣、结竣、结竣 C . 建竣、结竣、竣工图 D . 建筑、结构、基础

A . 折线图 B . 直方图 C . 扇形图 D . 饼图

A . 正确 B . 错误

A . 正立面图 B . 背立面图 C . 左侧立面图 D . 平面图 E . 右侧立面图

A . 实物接线图 B . 实物装配图 C . 整机接线图 D . 整机工程图

A . 正确 B . 错误

当（）<img src='https://img2.soutiyun.com/shangxueba/ask/18429001-18432000/18430189/2014110509252291317.png' />且时，按壁式框架计算。 A．<img src='https://img2.soutiyun.com/shangxueba/ask/18429001-18432000/18430189/201411050925537596.png' /> B．<img src='https://img2.soutiyun.com/shangxueba/ask/18429001-18432000/18430189/2014110509260299156.png' /> C．<img src='https://img2.soutiyun.com/shangxueba/ask/18429001-18432000/18430189/2014110509261356567.png' /> D． 与<img src='https://img2.soutiyun.com/shangxueba/ask/18429001-18432000/18430189/2014110509262251934.png' />没有关系

A．菱形图 B．直方图 C．三角形图 D．次数图

是 否

函数<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17673048/2015102916111022819.jpg' />在x处的导数<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17673048/2015102916113931662.jpg' />是（）。 A．<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17673048/2015102916115333107.jpg' /> B．<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17673048/2015102916120553715.jpg' /> C．<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17673048/2015102916122785283.jpg' /> D．<img src='https://img2.soutiyun.com/shangxueba/ask/17673001-17676000/17673048/2015102916123924002.jpg' />

A、正确 B、错误

向一磷酸（<img src='https://img2.soutiyun.com/shangxueba/ask/18657001-18660000/18658185/2014111511380954860.jpg' />=7.6<img src='https://img2.soutiyun.com/shangxueba/ask/18657001-18660000/18658185/2014111511391385179.jpg' />10-3<img src='https://img2.soutiyun.com/shangxueba/ask/18657001-18660000/18658185/2014111511382984959.jpg' />=6.3<img src='https://img2.soutiyun.com/shangxueba/ask/18657001-18660000/18658185/2014111511391385179.jpg' />10-8<img src='https://img2.soutiyun.com/shangxueba/ask/18657001-18660000/18658185/2014111511385193414.jpg' />=4.4<img src='https://img2.soutiyun.com/shangxueba/ask/18657001-18660000/18658185/2014111511391385179.jpg' />10-13）溶液中加入NaOH至溶液pH=8.00，此时溶液中浓度最大的磷酸型体为（），其次为（）。

向量<img src='https://img2.soutiyun.com/shangxueba/ask/18174001-18177000/18176761/2017031410000668079.png' />，则有（）. A．<img src='https://img2.soutiyun.com/shangxueba/ask/18174001-18177000/18176761/201703141000284364.png' /> B．<img src='https://img2.soutiyun.com/shangxueba/ask/18174001-18177000/18176761/2017031410003425222.png' /> C．<img src='https://img2.soutiyun.com/shangxueba/ask/18174001-18177000/18176761/2017031410003920402.png' /> D．<img src='https://img2.soutiyun.com/shangxueba/ask/18174001-18177000/18176761/2017031410004473916.png' />

<img src='https://img2.soutiyun.com/shangxueba/ask/17736001-17739000/17737090/2015111116523926532.jpg' />缺失，<img src='https://img2.soutiyun.com/shangxueba/ask/17736001-17739000/17737090/2015111116522750822.jpg' />牙冠缺损达<img src='https://img2.soutiyun.com/shangxueba/ask/17736001-17739000/17737090/2015111116525285371.jpg' />以上，拟以<img src='https://img2.soutiyun.com/shangxueba/ask/17736001-17739000/17737090/201511111653013473.jpg' />为基牙修复<img src='https://img2.soutiyun.com/shangxueba/ask/17736001-17739000/17737090/2015111116523926532.jpg' />，<img src='https://img2.soutiyun.com/shangxueba/ask/17736001-17739000/17737090/2015111116522750822.jpg' />的]固位体可选为最佳（） A. ['金一塑联合全冠 B.<img src='https://img2.soutiyun.com/shangxueba/ask/17736001-17739000/17737090/2015111116522750822.jpg' />简单桩冠 C.<img src='https://img2.soutiyun.com/shangxueba/ask/17736001-17739000/17737090/2015111116522750822.jpg' />铸造金属基底备板桩冠 D. 桩核+金属烤瓷联合冠 E. 甲冠

A．折线图 B．象形图 C．直方图 D．因果图 E．对数图

A．①是世界上最繁忙的石油运输航道 B． ②是世界上最宽的海峡 C． ③的海峡中心线是国际日期变更线的一部分 D． ④的附近地区夏季炎热干燥、冬季温和多雨

<img src='https://img2.soutiyun.com/shangxueba/ask/18678001-18681000/18680687/2017041909262291872.gif' />缺失，<img src='https://img2.soutiyun.com/shangxueba/ask/18678001-18681000/18680687/2017041909262529849.gif' />牙龈退缩，<img src='https://img2.soutiyun.com/shangxueba/ask/18678001-18681000/18680687/2017041909262899624.gif' />剩余牙槽嵴较低，<img src='https://img2.soutiyun.com/shangxueba/ask/18678001-18681000/18680687/201704190926353042.gif' />近中舌向倾斜，口底及前庭沟浅，余留牙健康。设计可摘局部义齿修复。<img src='https://img2.soutiyun.com/shangxueba/ask/18678001-18681000/18680687/20170419092844976.gif' />宜采用的卡环类型是（） A．三臂卡环 B． 圈形卡环 C． 对半卡环 D． 联合卡环 E． RPI卡环

A．脚注 B．尾注 C．题注 D．索引

<img src='https://img2.soutiyun.com/shangxueba/ask/17946001-17949000/17947933/2015102814560074779.jpg' /> 某变电所简化接线如下图所示。 <img src='https://img2.soutiyun.com/shangxueba/ask/17946001-17949000/17947933/2015102814550448548.jpg' /> <img src='https://img2.soutiyun.com/shangxueba/ask/17946001-17949000/17947933/2015102814550448548.jpg' /> <img src='https://img2.soutiyun.com/shangxueba/ask/17946001-17949000/17947933/2015102814550448548.jpg' /> 。 <img src='https://img2.soutiyun.com/shangxueba/ask/17946001-17949000/17947933/2015102814560074779.jpg' /> 求：