Translation of "手续" into English

只有充分办理相关手续的婚姻才是有效婚姻。

Marriage is valid only if the relative procedures are adequately followed.

在许多发展中国家,不经正式的登记手续即可开通电话线路。

In many developing countries, phone lines can be purchased without undergoing a formal registration process.

我们去办一下手续吧。

Let's deal with the formalities.