At a simple level, therefore, you should consider that there are two primary types of probes.

因此，在简单的层面上，应该考虑两种主要的探测类型。

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The fragment cache supports two primary types of cache instances: object cache instances and servlet cache instances.

片段缓存支持两种主要的缓存实例：对象缓存实例和Servlet缓存实例。

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Lotus Expeditor supports two primary types of user interfaces for applications: Web-application-based UI and graphical UI.

Lotus Expeditor支持两种应用程序用户界面类型：基于Web应用程序的UI和图形ui。

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People with PTSD are afflicted with three primary types of symptoms.

CNN: PTSD: Know the symptoms and when to get help

There are more than 70 types of primary immunodeficiency disorders, and signs and symptoms differ depending on the particular type of disorder you have.

CNN: Primary immunodeficiency

The genre is technically known as a Tactical Role Playing Game, meaning that one of the primary game activities is to collect different types of soldiers (in our case, a crew of odd-ball talking animals and mythological creatures) and field them in tactical battles (ship raids and prison breaks).

FORBES: Move up http://i.forbesimg.com t Move down