| 1 | 燃烧 | 燃燒 | rán shāo | ran2 shao1 | to ignite; to combust; to burn; combustion; flaming | | |
| 2 | 燃料 | 燃料 | rán liào | ran2 liao4 | fuel | | |
| 3 | 点燃 | 點燃 | diǎn rán | dian3 ran2 | to ignite; to set on fire; aflame | | |
| 4 | 燃 | 燃 | rán | ran2 | to burn; to ignite; to light; fig. to spark off (hopes); to start (debate); to raise (hopes) | | |
| 5 | 内燃机 | 內燃機 | nèi rán jī | nei4 ran2 ji1 | internal combustion engine; internal combustion engine | | |
| 6 | 燃气 | 燃氣 | rán qì | ran2 qi4 | fuel gas (coal gas, natural gas, methane etc) | | |
| 7 | 火箭燃料 | 火箭燃料 | huǒ jiàn rán liào | huo3 jian4 ran2 liao4 | rocket fuel | | |
| 8 | 爆燃 | 爆燃 | bào rán | bao4 ran2 | to detonate; to ignite | | |
| 9 | 乏燃料 | 乏燃料 | fá rán liào | fa2 ran2 liao4 | spent fuel | | |
| 10 | 内燃 | 內燃 | nèi rán | nei4 ran2 | internal combustion (engine) | | |
| 11 | 矿物燃料 | 礦物燃料 | kuàng wù rán liào | kuang4 wu4 ran2 liao4 | fossil fuels; oil and coal | | |
| 12 | 可燃性 | 可燃性 | kě rán xìng | ke3 ran2 xing4 | flammable; flammability | | |
| 13 | 可燃冰 | 可燃冰 | kě rán bīng | ke3 ran2 bing1 | clathrate hydrates | | |
| 14 | 可燃 | 可燃 | kě rán | ke3 ran2 | inflammable | | |
| 15 | 乏燃料棒 | 乏燃料棒 | fá rán liào bàng | fa2 ran2 liao4 bang4 | spent fuel rods | | |
| 16 | 乏燃料储存 | 乏燃料儲存 | fá rán liào chǔ cún | fa2 ran2 liao4 chu3 cun2 | spent fuel storage | | |
| 17 | 混氧燃料 | 混氧燃料 | hùn yǎng rán liào | hun4 yang3 ran2 liao4 | mixed-oxide fuel (MOX) | | |
| 18 | 化石燃料 | 化石燃料 | huà shí rán liào | hua4 shi2 ran2 liao4 | fossil fuel | | |
| 19 | 核燃料元件 | 核燃料元件 | hé rán liào yuán jiàn | he2 ran2 liao4 yuan2 jian4 | nuclear fuel element | | |
| 20 | 核燃料循环 | 核燃料循環 | hé rán liào xún huán | he2 ran2 liao4 xun2 huan2 | nuclear fuel cycle | | |
| 21 | 核燃料燃耗 | 核燃料燃耗 | hé rán liào rán hào | he2 ran2 liao4 ran2 hao4 | nuclear fuel burnup | | |
| 22 | 阻燃 | 阻燃 | zǔ rán | zu3 ran2 | fire resistant | | |
| 23 | 核燃料 | 核燃料 | hé rán liào | he2 ran2 liao4 | nuclear fuel | | |
| 24 | 供燃气 | 供燃氣 | gōng rán qì | gong1 ran2 qi4 | gas supply | | |
| 25 | 复燃 | 復燃 | fù rán | fu4 ran2 | reignited | | |