The troops were severely mauled and lost a quarter of their strength before evacuating the island.部队遭到重创，从岛上撤退前损失了四分之一的兵力。The solution is degassed by alternately freezing, evacuating and thawing.通过交替的冻结 、 抽空和溶化来使溶液除气.Fir...
The solution is degassed by alternately freezing, evacuating and thawing.通过交替的冻结 、 抽空和溶化来使溶液除气.The troops were severely mauled and lost a quarter of their strength before evacuating the island.部队遭到重创，从岛上撤退前损失了四分之一的兵力。The...