提供器材调试安装

科学技术实现功能的方式

社会上习惯于把科学和技术联在一起，统称为“科技”。实际二者既有密切联系，又有重要区别。科学解决理论问题，技术解决实际问题。

We've been crafting beautiful websites, launching stunning brands and making clients happy for years.

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事物的联系系统的上下级别和同级别

事物的联系分为系统联系和事件联系，系统联系分为上下级别的联系（归属关系）和同级别的联系，事件联系分为原因与结果、前提条件与触发条件、目的。物质是事件的基础，事件是物质的变化。物质是系统的结构，事件是系统的变化。

We've been crafting beautiful websites, launching stunning brands and making clients happy for years.

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