【单选题】民国时期,提出划区实验与发展乡村教育的是黄炎培及其主持的
【简答题】黄炎培创办中华职业教育社提出职业教育的目的是什么?
【判断题】Free trade refers to a situation where a government does not attempt to influence through quotas or duties what its citizens can buy from another country.
【单选题】Trade creation refers to trade created due to _________________, occurs when high-cost domestic producers are replaced by low-cost foreign producers in a free trade area.
A.
globalization of markets
B.
globalization of production
C.
regional economic integration
D.
foreign direct investment
【单选题】以下关于多生成树的说法哪个是不正确的?( )
A.
多生成树是IEEE 802.1s中定义的一种新型生成树协议
B.
多生成树不可以实现类似RSTP的端口状态快速切换
C.
多生成树引入了“实例”(Instance)的概念,实例就是多个VLAN的集合
D.
MSTP各个实例拓扑的计算是独立的,在这些实例上就可以实现负载均衡
【单选题】关于快速成形技术,下列说法中不正确的是()
A.
不同的快速成型系统原理及构成不同,但基本原理都是“分层制造、逐层叠加”
B.
快速成型技术的优点之一是促进产品创新、缩短新产品开发周期
C.
快速成型技术可在不需要刀具、模具、夹具甚至产品数据的基础上快速制造出产品样件
【判断题】Free trade refers to a situation where a government attempts to influence through quotas or duties what its citizens can buy from another country, or what they can produce and sell to another country.