皮皮学，免费搜题
登录
搜题
【简答题】
妈妈在厨房炖排骨汤，小雪还没进门就闻到了排骨汤的香味，这是一种______现象．妈妈把菜刀放在磨刀石上磨了几下，发现菜刀的温度升高了，这是用______的方法在改变物体的内能．
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】请问,风水学中床头的位置不应该朝什么方向?
A.
东
B.
南
C.
西
D.
北
查看完整题目与答案
【单选题】如果某种商品的需求价格弹性是 2,假定其它条件不变,生产者要增加销售收入,则应该( )
A.
适当降低价格
B.
适当提高价格
C.
保持价格不变
D.
在提价的同时，增加推销开支
查看完整题目与答案
【简答题】The author enjoys watching golf s on TV because _____. ［A］ access to drinks makes the more joyful ［B］ a more enjoyable view of the is provided ［C］ he is thus unaffected by the result of ...
查看完整题目与答案
【单选题】测得某一蛋白质样品的氮含量为0.60g，此样品约含蛋白质多少?
A.
16.0g
B.
3.75g
C.
6.40g
D.
9.60g
E.
6.25g
查看完整题目与答案
【简答题】【T8】 A. WATCHING TV B. HIRE THEM C. SO PHRASES: A. THAT THE COMPANIES THAT【T7】______ WANT MONEY B. THAT COULD BE SPENT【T8】______ C. AND UNDERSTANDABLY【T9】______ CHILDREN ARE A SPECIAL TARGET OF ADVERT...
查看完整题目与答案
【简答题】【T12】 A. WATCHING TV B. HIRE THEM C. SO PHRASES: A. THAT THE COMPANIES THAT【T7】______ WANT MONEY B. THAT COULD BE SPENT【T8】______ C. AND UNDERSTANDABLY【T9】______ CHILDREN ARE A SPECIAL TARGET OF ADVER...
查看完整题目与答案
【简答题】阅读下列应用文及相关信息，并按照要求匹配信息。首先，请阅读以下世界古代奇观的简介： A.  The Great Wall was begun more than two thousand years ago.  It was built to keep out invaders.  It extends about six thousand seven hundred kilometers acr...
查看完整题目与答案
【单选题】Which of the listed characteristics of lube oil are the most important to the engineer from an operational standpoint?
A.
Ash content, carbon residue, and gravity
B.
Viscosity, acidity, and demulsibility
C.
Pour point, flash, point, and precipitation number
D.
Auto-ignition point, viscosity index, and film strength
查看完整题目与答案
【单选题】在联合用药治疗高血压药物中作为基础降压药的是
A.
硝普钠
B.
普奈洛尔
C.
硝苯地平
D.
氢氯噻嗪
E.
利血平
查看完整题目与答案
【简答题】【T11】 A. WATCHING TV B. HIRE THEM C. SO PHRASES: A. THAT THE COMPANIES THAT【T7】______ WANT MONEY B. THAT COULD BE SPENT【T8】______ C. AND UNDERSTANDABLY【T9】______ CHILDREN ARE A SPECIAL TARGET OF ADVER...
查看完整题目与答案
相关题目：
【单选题】请问,风水学中床头的位置不应该朝什么方向?
A.
东
B.
南
C.
西
D.
北
查看完整题目与答案
【单选题】如果某种商品的需求价格弹性是 2,假定其它条件不变,生产者要增加销售收入,则应该( )
A.
适当降低价格
B.
适当提高价格
C.
保持价格不变
D.
在提价的同时，增加推销开支
查看完整题目与答案
【简答题】The author enjoys watching golf s on TV because _____. ［A］ access to drinks makes the more joyful ［B］ a more enjoyable view of the is provided ［C］ he is thus unaffected by the result of ...
查看完整题目与答案
【单选题】测得某一蛋白质样品的氮含量为0.60g，此样品约含蛋白质多少?
A.
16.0g
B.
3.75g
C.
6.40g
D.
9.60g
E.
6.25g
查看完整题目与答案
【简答题】【T8】 A. WATCHING TV B. HIRE THEM C. SO PHRASES: A. THAT THE COMPANIES THAT【T7】______ WANT MONEY B. THAT COULD BE SPENT【T8】______ C. AND UNDERSTANDABLY【T9】______ CHILDREN ARE A SPECIAL TARGET OF ADVERT...
查看完整题目与答案
【简答题】【T12】 A. WATCHING TV B. HIRE THEM C. SO PHRASES: A. THAT THE COMPANIES THAT【T7】______ WANT MONEY B. THAT COULD BE SPENT【T8】______ C. AND UNDERSTANDABLY【T9】______ CHILDREN ARE A SPECIAL TARGET OF ADVER...
查看完整题目与答案
【简答题】阅读下列应用文及相关信息，并按照要求匹配信息。首先，请阅读以下世界古代奇观的简介： A.  The Great Wall was begun more than two thousand years ago.  It was built to keep out invaders.  It extends about six thousand seven hundred kilometers acr...
查看完整题目与答案
【单选题】Which of the listed characteristics of lube oil are the most important to the engineer from an operational standpoint?
A.
Ash content, carbon residue, and gravity
B.
Viscosity, acidity, and demulsibility
C.
Pour point, flash, point, and precipitation number
D.
Auto-ignition point, viscosity index, and film strength
查看完整题目与答案
【单选题】在联合用药治疗高血压药物中作为基础降压药的是
A.
硝普钠
B.
普奈洛尔
C.
硝苯地平
D.
氢氯噻嗪
E.
利血平
查看完整题目与答案
【简答题】【T11】 A. WATCHING TV B. HIRE THEM C. SO PHRASES: A. THAT THE COMPANIES THAT【T7】______ WANT MONEY B. THAT COULD BE SPENT【T8】______ C. AND UNDERSTANDABLY【T9】______ CHILDREN ARE A SPECIAL TARGET OF ADVER...
查看完整题目与答案