The explosion occurred on Botnia’s transfer line for weak malodorous gases when the mill was started up after a 48-hour maintenance shutdown.
此次爆炸发生在这家博特尼亚工厂的低压恶臭气体传输管线上，当时正值该纸浆厂经过48小时保养停产之后的重新启动。
Refuelling outage A temporary shutdown of the nuclear reactor unit for carrying out maintenance and overhaul of plant and equipment including the replacement of a portion of used fuel.
指暂时将核反应堆停止操作，以对厂房设备进行维护及大修，并包括更换部份已消耗的铀燃料组件。
If conditions permit, it is best to charge the shutdown, which is the best maintenance of the battery.
如果条件允许，最好是充电时关机，这对电池是最好的保养。
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