【单选题】要求焊后加工的机床床面、汽缸加工面等重要灰铸铁焊接时,应选用( )
【单选题】旅行社营销的 “4P”要素有产品、价格、( )和促销。
【单选题】If a country wishes to raise the exchange rate above its equilibrium value in the foreign exchange market, it will notice:
A.
a surplus of its currency at the desired exchange rate.
B.
a shortage of its currency at the desired exchange rate.
C.
that it can achieve this rate by expanding the money supply.
D.
that it must increase the supply of its currency in the foreign exchange market.
【多选题】现代营销之父“菲利普科特勒”,将营销的演变划分为4个阶段,即从1.0到4.0的升级,说法正确的是()。
D.
营销4.0时代,以大数据、社群、价值观为基础的时代