【简答题】案例: 王老师在讲解完“运动和力”一课后,向同学们展示了一副“一小男孩推停在地面上的汽车”的图片.引起学生们的讨论。 教师:同学们,这幅图片中,小男孩使尽全力推汽车,汽车纹丝不动是为什么呢? 学生1:因为汽车太重了。 学生2:汽车受到的摩擦太大,大于小男孩的推力,所以汽车没被推动。 教师:根据我们已经学过的物体受外力的平衡条件, 学生2的说法是不对的。 学生3:根据参考书上的解析,小男孩的推力等于...
【单选题】企业财产清查按照清查的对象和范围不同,可以分为( )。
【简答题】Each of the s listed below has an impact on the market for
bicycles. For each , which curve is affected (supply or demand for
bicycles), what direction is it shifted? a. The price of cars ...
【单选题】If a technological change reduced the amount of the variable input needed by a firm to produce a unit of output:
A.
its AVC curve would shift down.
B.
its ATC curve would shift down.
C.
its MC curve would shift down.
D.
All of the above would occur.
【判断题】按照清查范围不同,可以分为定期和不定期清查。
【单选题】If a series of major technological breakthroughs occur in the economy at the same time, then the most likely outcome would be that the economy’s
A.
investment demand curve will shift downward.
B.
investment demand curve will shift upward.
C.
consumption curve will shift downward.
D.
position along the existing investment curve will move upward.
【简答题】使用步进顺控程序执行完毕时,顺序功能图的结尾必须使用 指令。
【简答题】使用步进顺控程序执行完毕时,顺序功能图的结尾必须使用 指令。
【单选题】If a firm's core competency is based on control over proprietary technological know-how, _____ and _____ arrangements should be avoided if possible to minimize the risk of losing control over that tec...
A.
licensing; joint-venture
B.
wholly owned subsidiary; exporting
C.
turnkey contracts; exporting
D.
exporting; joint-venture