1. Gear: A toothed wheel that transmits motion and power between rotating shafts.
(工程机械): 齿轮 (chǐ lún) - 例: 小松 PC200-8 齿轮 (Komatsu PC200-8 chǐ lún)
(Строительная техника): Шестерня (Shesternya) - Пример: Komatsu PC200-8 шестерня

2. Filter: A device containing a porous substance that removes impurities or solid particles from a liquid or gas.
(重卡): 过滤器 (guò lǜ qì) - 例: 东风天龙 燃油过滤器 (Dongfeng Tianlong rán yóu guò lǜ qì)
(Тяжелый грузовик): Фильтр (Fil'tr) - Пример: Dongfeng Tianlong топливный фильтр

3. Hydraulic Pump: A mechanical device that converts mechanical power into hydraulic power by generating flow.
(农机): 液压泵 (yè yā bèng) - 例: 约翰迪尔 8R 液压泵 (John Deere 8R yè yā bèng)
(Сельскохозяйственная техника): Гидравлический насос (Gidravlicheskiy nasos) - Пример: John Deere 8R гидравлический насос

4. Valve: A device that controls the flow of a fluid or gas by opening, closing, or partially obstructing passageways.
(汽车): 阀门 (fá mén) - 例: 大众 捷达 气门 (Dàzhòng Jiéda qì mén)
(Автомобиль): Клапан (Klapan) - Пример: Volkswagen Jetta клапан

5. Piston: A component of reciprocating engines, pumps, gas compressors and pneumatic cylinders, that transmits force via a connecting rod to a crankshaft or other mechanism.
(工程机械): 活塞 (huó sāi) - 例: 卡特彼勒 320D 活塞 (Caterpillar 320D huó sāi)
(Строительная техника): Поршень (Porshen') - Пример: Caterpillar 320D поршень

6. Radiator: A device for cooling engines or other machines by circulating a liquid that is cooled by the surrounding air.
(重卡): 散热器 (sàn rè qì) - 例: 解放 J6 散热器 (Jiěfàng J6 sàn rè qì)
(Тяжелый грузовик): Радиатор (Radiator) - Пример: FAW J6 радиатор

7. Crankshaft: A rotating shaft with cranks or pins to which connecting rods are attached for the transmission of reciprocating motion, as in an engine.
(农机): 曲轴 (qǔ zhóu) - 例: 东方红 拖拉机 曲轴 (Dōngfānghóng tuōlājī qǔ zhóu)
(Сельскохозяйственная техника): Коленчатый вал (Kolenchatyy val) - Пример: Dongfanghong трактор коленчатый вал

8. Brake Cylinder: A component in a vehicle's braking system that converts hydraulic pressure into mechanical force to apply the brakes.
(汽车): 制动缸 (zhì dòng gāng) - 例: 本田 雅阁 制动缸 (Běntián Yǎgé zhì dòng gāng)
(Автомобиль): Тормозной цилиндр (Tormoznoy tsilindr) - Пример: Honda Accord тормозной цилиндр

9. Alternator: An electric generator of alternating current. In vehicles, it recharges the battery and powers the electrical system when the engine is running.
(工程机械): 发电机 (fā diàn jī) - 例: 徐工 挖掘机 发电机 (Xugong wājuěji fā diàn jī)
(Строительная техника): Генератор (Generator) - Пример: XCMG экскаватор генератор

10. Starter Motor: An electric motor that cranks the engine to initiate the combustion process.
(重卡): 起动机 (qǐ dòng jī) - 例: 中国重汽 HOWO 起动机 (Zhōngguó Zhòngqì HOWO qǐ dòng jī)
(Тяжелый грузовик): Стартер (Starter) - Пример: Sinotruk HOWO стартер