句意：首先创办一个有权管理技术经济工作的中心组织，以便更好地实现各独立国家之间的结合。

1. authority表“权威，权力; 威信，权势，威严”是不可数名词。如：

She now has authority over the people she used to take orders from. 她现在有权力支配那些一贯向她发号施令的人。

Who is in authority now? 现在谁掌权? 

I am acting under her authority, ie following her orders. 我受她支配。

Only the treasurer has authority to sign cheques. 只有司库有权签署支票。

We have the authority to search this building. 我们有权搜查这座建筑物。

2.authority也可做可数名词。

1)（常作复数）有权力发号施令的人或团体、当局、官方。如：

He's in the care of the local authority. 他归地方当局管。

The health authorities are investigating the matter. 卫生当局正调查这件事。

I shall have to report this to the authorities. 我得把这事向当局报告。

2) 具有专门知识的人、权威。如：

She's an authority on phonetics. 她是语音学权威。

3) 可提供可靠资料或证据的书籍等、权威着作。如：

What is your authority for that statement? 你的说法出处何在?