超星 - 第1章测验

A. Some nations prefer to produce one thing while others produce other things
B. Resources are not equally distributed among all trading nations
C. Trade enhances opportunities to accumulate profits
D. Interest rates are not identical in all trading nations

查看答案

单选题

A main advantage of specialization results from:

A. Economies of large-scale production
B. The specializing country behaving as a monopoly
C. Smaller production runs resulting in lower unit costs
D. High wages paid to foreign workers

查看答案

单选题

International trade in goods and services is sometimes used as a substitute for all of the following except:

A. International movements of capital
B. International movements of labor
C. Domestic production of the same goods and services
Domestic production of different goods ang services

查看答案

电力系统中性点的运行方式

中性点不接地系统发生一相接地时有以下结论

消弧线圈的补偿方式有

中性点经消弧线圈接地的应用适用于

电力系统中性点的运行方式包括大电流接地和小电流接地

大电流接地系统适用范围：110KV以上或 380／220V系统。

小电流接地系统适用范围：60KV以下系统

A primary reason why nations conduct international trade is because:

A main advantage of specialization results from:

International trade in goods and services is sometimes used as a substitute for all of the following except:

电力系统中性点的运行方式

中性点不接地系统发生一相接地时有以下结论

消弧线圈的补偿方式有

中性点经消弧线圈接地的应用适用于

电力系统中性点的运行方式包括大电流接地和小电流接地

大电流接地系统适用范围：110KV以上或 380／220V系统。

小电流接地系统 适用范围：60KV以下系统

A primary reason why nations conduct international trade is because:

A main advantage of specialization results from:

International trade in goods and services is sometimes used as a substitute for all of the following except:

小电流接地系统适用范围：60KV以下系统