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| 31. | pneumatic actuator |
| 气动执行元件 |
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| 32. | a drill seeder; a drill planter |
| 条播机 |
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| 33. | pneumatic teletransmitter |
| 气动远程发送器, 气动远程传感器 |
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| 34. | a hammer drill; a rock drill |
| 钎子 |
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| 35. | departments, in public parks or for highway workman use with blowtorch cylinders strapped to its sides and a pneumatic |
| 拖拉机除了在农场中使用外，在其他许多地方，我们也可以发现它的存在：大学的园林系，公园等，高速公路的工作人员经常将喷枪钢瓶用带子固定在拖拉机的一侧，风钻/压机牢牢地固定在取力器轴上。 |
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| 36. | pneumatic conveying |
| 气力输送 |
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| 37. | pneumatic pick |
| 风镐 |
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| 38. | electro pneumatic |
| 电动气动的 |
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| 39. | pneumatic transportation |
| 气流输送 |
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| 40. | | pneumatic knapsack |
| 背负式气力喷雾器 |
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