求翻译：降温背心, 每中队8套, 冷却介质为蓝冰等防腐、 轻质、柔软的高比热材料, 无损坏, 使用时间小于 5 年。 中队应配有可放置 4 套以上降温背心的便携式保温桶 (箱 )。是什么意思？

Cooling vest, 8 sets of each squadron, the cooling medium for the blue ice and other anti-corrosion, lightweight, soft material of high heat, without damage, use less than 5 years. Squadron to be equipped with four sets can be placed over the portable cooler of cooling vests (tank).

Cooling vest, each team in 8 sets, cooling medium Blue ice, corrosion-resistant, lightweight, soft and high specific heat materials, there is no damage, use time of less than 5 years. The Task Force should be equipped with a cooling vest may be placed over 4 sets of portable thermal insulation (box)

Decreases temperature the vest, each squadron 8 sets, the cooling medium for anticorrosions, the light quality, the soft high specific heat material and so on blue ice, does not have the damage, the period of revolution is smaller than for 5 years. The squadron should have may lay aside above 4 sets

Cooling vests, each squadron 8, the cooling medium is of anti-corrosion, such as Blue Ice light, soft material with high specific heat, without damage, using time of less than 5 years. You can place more than 4 squadron equipped with portable insulation barrel cooling vest (case).

Decreases temperature the vest, each squadron 8 sets, the cooling medium for anticorrosions, the light quality, the soft high specific heat material and so on blue ice, does not have the damage, the period of revolution is smaller than for 5 years. The squadron should have may lay aside above 4 sets