中介处理程序列表可能包含一个或多个中介，并且控制中介的执行顺序。

Mediation handler lists may contain one or more mediations, and they control the order in which mediations are executed.

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数字控制是按照含有机床(刀具)运动信息程序所指定的顺序自动执行操作的加工过程。

Numerical Control (nc) is any machining process in which the operations are executed automatically in sequences as specified by the program that contains the information for the tool movements.

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了解数控机床的概念，所谓数字控制是按照含有机床(刀具)运动信息程序所指定的顺序自动执行操作的过程。

Numerical Control (nc) is any machining process in which the operations are executed automatically in sequences as specified by the program that contains the information for the tool movement.

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