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...
Expound magnesium metallurgy with ferrosilicon process and calcium metallurgy with aluminothermic process by contracting technological conditions.通过工艺条件对比分析,阐明了硅热法炼镁与铝热法炼钙两者工艺过程、设备条件基本相同.Widely used in industry of machin...
法国又已不复有发动大规模的攻势的生气勃勃的魄力了.France had no longer the life - thrust to mount so great offensive.以色列空军就可以把他们打得头破血流,并且粉碎埃及投入这场攻势的主力.The Israeli air force might bloody them and break the back of the offensive.他们很快送回了敌人新败,尚无力迅速发...