管子里充满着油和一种特制染料的混合物。
The tubes are filled with oil blended with a propietary dye.
这三十年间充满着危险，从自然界的虐食者到油泄漏到捕鱼设备的纠缠物。
The intervening three decades are fraught with peril, from natural predators to oil spills to entanglement in fishing gear.
为防止突发事件造成的火灾，变压器中的油将流入如图片11所示的一个单独的绿管，变压器内会充满氮气。
In case of emergency that can cause a fire, oil from the transformer goes to a separate green pipe shown in picture 11 and the transformer is filled with nitrogen.
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