4 sentences

1. 这是个民用实验室！

   zhè shì gè mín​yòng shí​yàn​shì!

   This is a civilian laboratory!

   Source: OpenSubtitles

2. 这家工厂主要生产民用产品。

   zhè jiā gōng​chǎng zhǔ​yào shēng​chǎn mín​yòng chǎn​pǐn.

   This factory mainly produces civilian products.

   Source: Dong Chinese Dictionary

3. 这架飞机的设计初衷是军用，而非民用。

   zhè jià fēi​jī de shè​jì chū​zhōng shì jūn​yòng, ér fēi mín​yòng.

   This aircraft was originally designed for military rather than civilian use.

   Source: Dong Chinese Dictionary

4. 变压器负责将高压电降压为民用电压。

   biàn​yā​qì fù​zé jiāng gāo​yā​diàn jiàng​yā wéi mín​yòng diàn​yā.

   Transformers are responsible for stepping down high-voltage electricity to residential voltage.

   Source: Dong Chinese Dictionary