皮皮学，免费搜题
登录
搜题
【判断题】
合金钢的稳定性一定比碳素钢的好
A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
.
..
皮皮学刷刷变学霸
举一反三
【单选题】超临界流体的特殊性能表现在具有液体的良好溶解性和气体的高( )。
A.
密度
B.
粘度
C.
扩散性
D.
溶解性
查看完整题目与答案
【多选题】提高功率因数的基本方法()。
A.
在感性负载两端并接电容器
B.
提高用电设备本身功率因数，合理选择和使用电气设备
C.
使用调相发电机提高整个电网的功率因数
D.
在感性负载两端串联电容器
E.
在感性负载两端并联电容器
查看完整题目与答案
【单选题】听力原文：W: How are you getting on, White? Are you still working for the Merry Lynch Bank? M: Yes, Kitty, that's right. W: I suppose you know quite a lot about banking by now, don't you? M: Oh, yes. To te...
A.
He is interested in his work.
B.
He is proud of his work.
C.
He is tired of his work.
D.
He is keen on his work.
查看完整题目与答案
【单选题】截至 2019 年 6 月 ,2019 年中央财政农村安居工程补助资金 21.31 亿元已全部分配至新疆各县 ( 市 ), 其中 92% 分配至贫困县。补助资金将用以保障低保户、农村分散供养特困人员、贫困残疾人家庭和建档立卡贫困户等四类“重点对象 " 存量危房改造以及深度贫困地区其他农户危房改造。这说明: 1我国维护社会公平 , 让发展成果惠及更多群众 2国家财政是健全社会保障体系、保障人民生活的...
A.
B.
C.
D.
D
查看完整题目与答案
【判断题】电网功率因数过低，将造成线路电压降增大，线路及用电设备损耗增加，同时也造成用电设备容量不能充分利用，因此，提高功率因数，也是节约用电的重要方面。
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文：M: I hear you and Mike are engaged at last. W: Yes, we are. M: When are you getting married? W: In spring. M: That's wonderful. Where is the wedding going to be? W: We are not sure yet. Perhaps i...
A.
In spring.
B.
In summer.
C.
In winter.
查看完整题目与答案
【单选题】截至 2019 年 12 月, 2019 年中央财政农村安居工程补助资金 21.31 亿元已全部分配至新疆各县(市),其中 92% 分配至贫困县。补助资金将用以保障低保户、农村分散供养特困人员、贫图残疾人家庭和建档立卡贫困户等四类“重点对象”存量危房改造以及深度贫困地区其他农户危房改造。这说明: 1我国维护社会公平,让发展成果惠及更多群众 2国家财政是健全社会保障体系、保障人民生活的根本措施 3我...
A.
①④
B.
②③
C.
②④
D.
①③
查看完整题目与答案
【单选题】听力原文：W: So, you'll be getting dressed up later--before you go to the BBC television studios. M: Yes, but to tell you the truth, Mary, I prefer working in radio. W: You prefer radio? M: That's right. Y...
A.
To a radio studio.
B.
To the television studio.
C.
To a party.
D.
To a fashion show.
查看完整题目与答案
【简答题】光在______传播．真空中的光速约为______．
查看完整题目与答案
【单选题】听力原文：W: How are you getting on, White? Are you still working for the Merry Lynch Bank? M: Yes, Kitty, that's right. W: I suppose you know quite a lot about banking by now, don't you? M: Oh, yes. To te...
A.
He is interested in his work.
B.
He is proud of his work.
C.
He is tired of his work.
D.
He is keen on his work.
查看完整题目与答案
相关题目：
【单选题】超临界流体的特殊性能表现在具有液体的良好溶解性和气体的高( )。
A.
密度
B.
粘度
C.
扩散性
D.
溶解性
查看完整题目与答案
【多选题】提高功率因数的基本方法()。
A.
在感性负载两端并接电容器
B.
提高用电设备本身功率因数，合理选择和使用电气设备
C.
使用调相发电机提高整个电网的功率因数
D.
在感性负载两端串联电容器
E.
在感性负载两端并联电容器
查看完整题目与答案
【单选题】听力原文：W: How are you getting on, White? Are you still working for the Merry Lynch Bank? M: Yes, Kitty, that's right. W: I suppose you know quite a lot about banking by now, don't you? M: Oh, yes. To te...
A.
He is interested in his work.
B.
He is proud of his work.
C.
He is tired of his work.
D.
He is keen on his work.
查看完整题目与答案
【单选题】截至 2019 年 6 月 ,2019 年中央财政农村安居工程补助资金 21.31 亿元已全部分配至新疆各县 ( 市 ), 其中 92% 分配至贫困县。补助资金将用以保障低保户、农村分散供养特困人员、贫困残疾人家庭和建档立卡贫困户等四类“重点对象 " 存量危房改造以及深度贫困地区其他农户危房改造。这说明: 1我国维护社会公平 , 让发展成果惠及更多群众 2国家财政是健全社会保障体系、保障人民生活的...
A.
B.
C.
D.
D
查看完整题目与答案
【判断题】电网功率因数过低，将造成线路电压降增大，线路及用电设备损耗增加，同时也造成用电设备容量不能充分利用，因此，提高功率因数，也是节约用电的重要方面。
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文：M: I hear you and Mike are engaged at last. W: Yes, we are. M: When are you getting married? W: In spring. M: That's wonderful. Where is the wedding going to be? W: We are not sure yet. Perhaps i...
A.
In spring.
B.
In summer.
C.
In winter.
查看完整题目与答案
【单选题】截至 2019 年 12 月, 2019 年中央财政农村安居工程补助资金 21.31 亿元已全部分配至新疆各县(市),其中 92% 分配至贫困县。补助资金将用以保障低保户、农村分散供养特困人员、贫图残疾人家庭和建档立卡贫困户等四类“重点对象”存量危房改造以及深度贫困地区其他农户危房改造。这说明: 1我国维护社会公平,让发展成果惠及更多群众 2国家财政是健全社会保障体系、保障人民生活的根本措施 3我...
A.
①④
B.
②③
C.
②④
D.
①③
查看完整题目与答案
【单选题】听力原文：W: So, you'll be getting dressed up later--before you go to the BBC television studios. M: Yes, but to tell you the truth, Mary, I prefer working in radio. W: You prefer radio? M: That's right. Y...
A.
To a radio studio.
B.
To the television studio.
C.
To a party.
D.
To a fashion show.
查看完整题目与答案
【简答题】光在______传播．真空中的光速约为______．
查看完整题目与答案
【单选题】听力原文：W: How are you getting on, White? Are you still working for the Merry Lynch Bank? M: Yes, Kitty, that's right. W: I suppose you know quite a lot about banking by now, don't you? M: Oh, yes. To te...
A.
He is interested in his work.
B.
He is proud of his work.
C.
He is tired of his work.
D.
He is keen on his work.
查看完整题目与答案