【单选题】What are the tablet makers strategically doing, facing the brutal competition?.
A.
Developing new products and reducing prices.
B.
Analyzing the results of the economic laws.
C.
Adapting to the furious pace of development.
D.
Providing best possible services for their products.
【单选题】The main idea of the passage might be ______.
A.
the knowledge-based industries in developing countries
B.
the economical competition home and abroad
C.
the further considerations of the World Bank
D.
the 'knowledge gap' between rich and poor countries
【单选题】关于数据和信息,下列说法中错误的是()。
【单选题】SEE International will do everything EXCEPT ______.
A.
providing appliances to the developing countries
B.
training ophthalmologists for the Third World
C.
treating both traumatic cataracts and complex cataracts
D.
dealing with other diseases besides eyes
【单选题】为了合理的组织数据,应遵循的设计原则是
A.
" 一事一地 " 的原则 , 即一个表描述一个实体或实体间的一种联系
B.
表中的字段必须是原始数据和基本数据元素 , 并避免在表中出现重复字段
【单选题】一般制动鼓内圆柱面的圆度误差不得大于0.15mm,圆柱度误差不得大于0.05mm,一般都标有(),超过规定应更换。