在电力系统零序短路电流计算中，变压器的中性点若经过电抗器接地，在零序网络中，其等效电抗应为原

Which of the following is the world's smallest continent？

A．Asia.

B．Australia.

C．Europe.

D．Africa.

Which of the following is the world's smallest continent？

A．Asia.

B．Australia.

C．Europe.

D．Africa.

Which of the following is the world's smallest continent？

A．Asia.

B．Australia.

C．Europe.

D．Africa.

Australia has always been a continent with few people mainly because ______.

A．Australia is too far away from Europe

B．most of the continent is hot and dry

C．Australia is separated from the rest of the world by seas

D．Australia is the least mountainous and most level of the world's continents

Australia has always been a continent with few people mainly because ______.

A．Australia is too far away from Europe

B．most of the continent is hot and dry

C．Australia is separated from the rest of the world by seas

D．Australia is the least mountainous and most level of the world's continents

A、It is in the European and Pacific sphere.

B、It is the smallest continent

C、It is the largest island

D、It is the only continent made up of a single country.

A．fourth

B．fifth

C．sixth

D．seventh

Australia is the world's _____ continent.

A．smallest

B．coldest

C．warmest

D．lowest

Australia is the world's ______ continent.

A．smallest

B．coldest

C．warmest

D．lowest