Using solar arrays saves weight that can be used to enhance safety and launch more cargo.
而使用太阳能电池阵列则节省重量，有利于加强安全和装载更多的货物。
But it was a birdlike tail that really amped up the aerodynamics, dampening the drag from the body and wings, as well as boosting the lift that lags under vehicle weight and cargo load.
的确鸟儿尾巴一样的飞机尾部改善了空气动力学性能，缓解了机体和机翼的阻力，同时还大大的增加了向上的力，缓释了由于飞机本身和货物重量而产生的向下的力。
Some 5% of the world's seagoing traffic passed through it in 2005, including over a third (by weight) of cargo going from North-East Asia to the United States' east coast.
2005年，大约5%的全球远航运输经过这条运河，包括三分之一(按吨位计算)以上的从东北亚去到美国东海岸的货运。
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