Any signs of discontent tend to be magnified and overanalyzed.稍有不满便会被上纲上线。Already there are murmurs of discontent.已有一些不满的怨言。There were rumblings of discontent within the ranks.士兵怨声载道。...
I saw a head-on collision between two aeroplanes.我看见两架飞机迎面相撞。His one weakness, apart from aeroplanes, is ice cream.除了对飞机情有独钟，他还嗜好冰激凌。Aeroplanes are not inherently dangerous.飞机本身并不危险。Most countries refuse to give sanctuar...
The curve - edged hobbing cutter is used in producing rectangular wing sanitary napkin.曲线刃滚切刀是用来加工护翼卫生巾的专用刀具.A concise mathematical model for hobbing non - circular gear is set up.推导非圆齿轮滚切加工的最简数学模型并作图形仿真验证.This paper pre...