- two-stage rocket
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二级火箭的英文
例句与用法
- The v-2 pushed the two-stage rocket to an altitude of 20 miles and then broke away .
V2将第二级火箭推到20英里的高度，然后脱落。 - The v - 2 pushed the two - stage rocket to an altitude of 20 miles and then broke away
V ? 2将第二级火箭推到20英里的高度，然后脱落。 - The v - 2 pushed the two - stage rocket to an altitude of 20 miles and then broke away
V 2将第二级火箭推到20英里的高度，然后脱落。 - The fairing offered heat and aerodynamic protection for the spacecraft during the initial phase and was no longer required as the second stage had left the dense atmosphere
此时，第二级火箭已飞出稠密大气层，飞船不再需要整流罩的保护了。 - Its main components include four liquid fuel boosters , first rocket stage , second rocket stage , fairing and escape tower . it is the longest and heaviest among all chinese launch rockets
火箭由四个液体助推器芯一级火箭芯二级火箭整流罩和逃逸塔组成，是目前我国所有运载火箭中起飞质量最大长度最长的。