服务接口定义了用户参与者的目标、需要以及期望，以及提供商参与者的价值预期、功能与承诺。
Service interfaces define the goals, needs, and expectations of user participants, as well as the value propositions, capabilities, and commitments of provider participants.
OM ADRM标准附带有一种许可，用户必须同意该许可，它定义了内容所有者、内容提供商或该价值链的其他成员所能授予用户的权限。
The OMA DRM standard comes with a license that a user must agree to, defining what permission the content owner, content provider, or other member of the value chain can grant the user.
OM ADRM标准附带有一种许可，用户必须同意该许可，它定义了内容所有者、内容提供商或该价值链的其他成员所能授予用户的权限。
The OMA DRM standard comes with a license that a user must agree to, defining what permission the content owner, content provider, or other member of the value chain can grant the user.
应用推荐