How often should you test lifeboat engine? Who takes charge of the operation? Who takes of maintenance and repair work?

您多长时间试验一次救生艇机？谁负责操纵艇机？谁负责维护和修理艇机？

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Lifeboat equipment is checked and remains valid. Sufficient spare parts for boat engine and necessary repair kit are provided in boat.

救生艇属具齐全，有效。艇机的配件充足，必需的维修工具完整。

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Other features in Denbighshire which have been given QR codes include the Clive Engine House at Dyserth, Rhyl lifeboat, the Llangollen international pavilion, Gronant sand dunes and the old jail at Ruthin.

BBC: North East Wales

After an explosion in Apollo 13's service module cut off propulsion and power, the lunar excursion module (LEM) was used as a lifeboat to provide life support to the three astronauts, and the engine of its descent stage for course changes, until the command module could re-enter the atmosphere after a long coast around the moon.

MSN: Salvaging Science from Stricken Mars Moon Probe: A Scientist's View - Technology & science - Space - Space.com | NBC News