【单选题】Which of the following is true with regard to price?
A.
Historically, price has had the least perceptible impact on buyer choice.
B.
Price is the least flexible element in the marketing mix.
C.
Unike product features and channel commitments, prices cannot be changed quickly.
D.
Price is the sum of all the values that customers give up to gain the benefits of having a product.
【单选题】如图,两个完全相同的电容器C1和C2,串联后与电源连接。现将一各向同性均匀电介质板插入C1中,则( )【图片】
【单选题】Which statement in regard to the international economic law is true?
A.
Only legal person is the subject of IEL.
B.
Its object is the economic relationships with foreign elements.
C.
IEL is a new branch of public international law.
【单选题】如图, 两个完全相同的电容器【图片】和【图片】,串联后与电源连接。现将一各向同性均匀电介质板插入【图片】中,则:( )【图片】
【单选题】如图,两个完全相同的电容器 和 ,串联后与电源连接。现将一各向同性均匀电介质板插入 中,则:
【单选题】有两个完全相同的电容器C1和C2,串联后与电源连接.现将一块各向同性的均匀电介质板插入C1中,如图15—8所示,则( ).
【单选题】如图,两个完全相同的电容器 C 1 和 C 2 ,串联后与电源连接。现将一各向同性均匀电介质板插入 C 1 中,则: