48.the return pipe of heating coil for no.2 fuel oil tank leaked on the tank bottom. To be renewed.

2号燃油柜加热盘管在油舱底部漏，需换新。

These are generated from the heating coil in the devices and are also known to have many toxic effects on vital organs.

它们由设备中的加热线圈产生，并且已知对重要器官有许多毒性作用。