单项选择题 In ships where the engine room is designed as UMS, temperature sensors are fitted at critical points within the scavenge spacesActivation would cause automatic （）of the engine.

单项选择题 Indications of （）are loss in power and irregular running of the engine, high exhaust temperatures of corresponding unite, high local temperature in scavenge trunk, surging of turbocharger, and sparks and smoke emitted from scavenge drains.

单项选择题 For a fire to begin there must be present a combustible material, oxygen or air to （）combustion, and a source of heat at a temperature high enough to start combustion.