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| 31. | pedestal hydrant |
| 柱形消防栓 |
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| 32. | hydrant programme |
| 装设消防龙头计划 |
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| 33. | tifreezing hydrant |
| 不冻防火栓 |
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| 34. | hydrant control valve |
| 消防栓控制阀；消防栓开关掣 |
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| 35. | reverse hydrant |
| 中继消火栓 |
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| 36. | antifreezing hydrant |
| 不冻消防栓 |
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| 37. | blocked hydrant |
| 堵塞的消火栓 |
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| 38. | hydrant distribution |
| 消火栓配置 |
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| 39. | outside hydrant |
| 室外消火栓 |
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| 40. | hydrant indication sign |
| 消火栓指示标志 |
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