The sharp drop in sales of pickup trucks and sport utility vehicles caused overall American auto sales in May to fall 30 percent at G. M. , 28 percent at Chrysler and 19 percent at Ford. G.
五月份轻便卡车和运动型车销量的大幅下跌导致了全美汽车销量的减少，通用的销量下降了30％，克莱斯勒28％，福特则降低了19％。
Because the craft is excluded from the planetary gravity, the crafts are capable of fantastic acceleration and sharp turns in high speed without the crew inside the craft feeling any G-force effects.
由于飞船被排除来自行星的引力，飞船有能力作出色的加速，和高速急转弯，而船内的船员无感到任何G力的影响。
Degree sum conditions of ID-factor-critical graphs are studied. A lower bound for the degree sum of any two nonadjacent vertices such that G is ID-factor-critical is obtained, and the bound is sharp.
本文研究ID-因子临界图的度和条件，得到使得图G是ID-因子临界图的任意两个不相邻的顶点的度和的下界，同时说明这些结果是最好可能的。
Degree sum conditions of ID-factor-critical graphs are studied. A lower bound for the degree sum of any two nonadjacent vertices such that G is ID-factor-critical is obtained, and the bound is sharp.
本文研究ID-因子临界图的度和条件，得到使得图G是ID-因子临界图的任意两个不相邻的顶点的度和的下界，同时说明这些结果是最好可能的。
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