3 sentences

1. 该设备的精密组件需要定期维护。

   gāi shè​bèi de jīng​mì zǔ​jiàn xū​yào dìng​qī wéi​hù.

   The precision components of this equipment require regular maintenance.

   Source: Dong Chinese Dictionary

2. 所有的硬件组件都通过系统总线连接。

   suǒ​yǒu de yìng​jiàn zǔ​jiàn dōu tōng​guò xì​tǒng zǒng​xiàn lián​jiē.

   All hardware components are connected via the system bus.

   Source: Dong Chinese Dictionary

3. 这个软件架构允许开发者轻松替换不同的功能组件。

   zhè gè ruǎn​jiàn jià​gòu yǔn​xǔ kāi​fā zhě qīng​sōng tì​huàn bù​tóng de gōng​néng zǔ​jiàn.

   This software architecture allows developers to easily replace different functional components.

   Source: Dong Chinese Dictionary