Though an ion engine could never lift a spacecraft out of Earth's gravity well.
尽管离子发动机不能使航天飞机很好地摆脱地球引力。
Also, the blue shift depends on ion dose, energy as well as the annealing condition.
蓝移的大小与量子阱的宽度，阱距表面深度，注入离子剂量，能量，及退火条件有关。
Also, the blue shift depends on ion dose, energy as well as the annealing condition.
蓝移的大小与量子阱的宽度，阱距表面深度，注入离子剂量，能量，及退火条件有关。
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